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Hydrogen cyanide

UUID fe0acd60-3ddc-11dd-a6bd-0050c2490048
Flow Object IDfo-4b3da6f3e305be99
Source EF 3.1
Context Environmental → Air → High stack, >150 meters
CAS Numbers 74-90-8
EC Numbers 200-821-6
prefLabel ⓘ
Language Value Provenance
en Hydrogen cyanide
altLabel ⓘ
Language Value Provenance
en Blausaeure
en Cyanwasserstoff
en HCN
en [CHN]
en formonitrile
en hydridonitridocarbon
en hydrogen(nitridocarbonate)
en methanenitrile
en AC
en AC (chemical warfare agent)
en Agent AC
en Carbon hydride nitride (CHN)
en Evercyn
en Formic anammonide
en Hydrocyanic acid
en MeSH ID: D006856
en Prussic acid
en Zyklon B
Definitions
Language Value Provenance
en A one-carbon compound consisting of a methine group triple bonded to a nitrogen atom
References
Shared Properties
Predicate Value
Formal charge 0
InChIKey LELOWRISYMNNSU-UHFFFAOYSA-N
InChI InChI=1S/CHN/c1-2/h1H
IUPAC name formonitrile, hydrogen cyanide, methanenitrile
Molecular formula CHN
Molecular mass 27.026
Monoisotopic mass 27.0109
SMILES C#N

Source List References

List Version Source Flow UUID Source Flow Name
EF 3.1 fe0acd60-3ddc-11dd-a6bd-0050c2490048 hydrocyanic acid

Concept Associations

Source List Source Flow Source Context Unit Match Type Conversion Provenance
EF 3.1 hydrocyanic acid Emissions/Emissions to air/Emissions to non-urban air or from high stacks kg exactMatch —

Consolidated Field Provenance

0 total PROV activity record(s) for this flow.

Field Change Count Latest Time Transformers Latest Comment
altLabel 2 — consensus_match group_key=hydrocyanicacid||dimension=Environmental > media=Water > water_body=Ocean; cas=74-90-8; added Common Chemistry CAS names as altLabel: AC, AC (chemical warfare agent), Agent AC, Carbon hydride nitride (CHN), Evercyn, Formic anammonide, Hydrocyanic acid, MeSH ID: D006856, Prussic acid, Zyklon B; object_uuid=fo-4b3da6f3e305be99
cas_match_labels 1 — consensus_match group_key=hydrocyanicacid||dimension=Environmental > media=Water > water_body=Ocean; group_sources=['chebi', 'ec_inventory', 'pubchem']; cas_sources={'74-90-8': ['chebi', 'ec_inventory', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-4b3da6f3e305be99: {'74-90-8': 'exactMatch'}
prefLabel 1 — consensus_match cas=74-90-8; cc_chebi_agreed_name='Hydrogen cyanide'; object_uuid=fo-4b3da6f3e305be99

Context Attributes

AttributeValue
dimensionEnvironmental
mediaAir
strataHigh stack, >150 meters

Consensus Changes

Field Old Value New Value Comment
prefLabel [{'@value': 'Hydrocyanic Acid', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'bootstrap_labels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['EF 3.1'], 'prov:wasDerivedFrom': 'legacy name field'}}] [{'@value': 'Hydrogen cyanide', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8'], 'prov:wasDerivedFrom': 'Common Chemistry / ChEBI primary name agreement'}}] cas=74-90-8; cc_chebi_agreed_name='Hydrogen cyanide'; object_uuid=fo-4b3da6f3e305be99
altLabel [{'@value': 'Blausaeure', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Blausaeure', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'Cyanwasserstoff', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Cyanwasserstoff', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'HCN', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:HCN', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'Hydrogen cyanide', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Hydrogen cyanide', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': '[CHN]', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:[CHN]', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'formonitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:formonitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydridonitridocarbon', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydridonitridocarbon', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydrogen(nitridocarbonate)', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydrogen(nitridocarbonate)', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'methanenitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:methanenitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}] [{'@value': 'Blausaeure', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Blausaeure', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'Cyanwasserstoff', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Cyanwasserstoff', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'HCN', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:HCN', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': '[CHN]', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:[CHN]', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'formonitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:formonitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydridonitridocarbon', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydridonitridocarbon', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydrogen(nitridocarbonate)', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydrogen(nitridocarbonate)', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'methanenitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:methanenitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'Hydrocyanic Acid', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['EF 3.1'], 'prov:wasDerivedFrom': 'original name retained as altLabel'}}] cas=74-90-8; added original name as altLabel after CC/ChEBI rename; object_uuid=fo-4b3da6f3e305be99
altLabel [{'@value': 'Blausaeure', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Blausaeure', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'Cyanwasserstoff', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Cyanwasserstoff', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'HCN', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:HCN', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': '[CHN]', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:[CHN]', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'formonitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:formonitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydridonitridocarbon', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydridonitridocarbon', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydrogen(nitridocarbonate)', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydrogen(nitridocarbonate)', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'methanenitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:methanenitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'Hydrocyanic Acid', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['EF 3.1'], 'prov:wasDerivedFrom': 'original name retained as altLabel'}}] [{'@value': 'Blausaeure', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Blausaeure', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'Cyanwasserstoff', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:Cyanwasserstoff', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'HCN', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:HCN', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': '[CHN]', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:[CHN]', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'formonitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:formonitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydridonitridocarbon', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydridonitridocarbon', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'hydrogen(nitridocarbonate)', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:hydrogen(nitridocarbonate)', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'methanenitrile', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'chebi_altlabels', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['label:methanenitrile', 'http://purl.obolibrary.org/obo/CHEBI_18407', 'EF 3.1'], 'prov:wasDerivedFrom': 'chebi synonym match'}}, {'@value': 'AC', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'AC (chemical warfare agent)', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'Agent AC', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'Carbon hydride nitride (CHN)', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'Evercyn', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'Formic anammonide', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'Hydrocyanic acid', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'MeSH ID: D006856', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'Prussic acid', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}, {'@value': 'Zyklon B', '@language': 'en', 'source': {'prov:wasGeneratedBy': 'consensus_match', 'prov:wasAttributedTo': 'consensus-flow-list', 'prov:hadPrimarySource': ['CAS:74-90-8', 'https://commonchemistry.cas.org/detail?cas_rn=74-90-8'], 'prov:wasDerivedFrom': 'common chemistry CAS lookup'}}] group_key=hydrocyanicacid||dimension=Environmental > media=Water > water_body=Ocean; cas=74-90-8; added Common Chemistry CAS names as altLabel: AC, AC (chemical warfare agent), Agent AC, Carbon hydride nitride (CHN), Evercyn, Formic anammonide, Hydrocyanic acid, MeSH ID: D006856, Prussic acid, Zyklon B; object_uuid=fo-4b3da6f3e305be99
cas_match_labels None {'74-90-8': 'exactMatch'} group_key=hydrocyanicacid||dimension=Environmental > media=Water > water_body=Ocean; group_sources=['chebi', 'ec_inventory', 'pubchem']; cas_sources={'74-90-8': ['chebi', 'ec_inventory', 'pubchem']}; assigned CAS labels from group consensus; object_uuid=fo-4b3da6f3e305be99: {'74-90-8': 'exactMatch'}

PROV-O Consensus Activity Trail

No PROV-O consensus activities found for this flow.

Full Flow JSON

{
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  "name": null,
  "cas_numbers": [
    "74-90-8"
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  "ec_numbers": [
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  "context": {
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    "media": "Air",
    "strata": "High stack, >150 meters"
  },
  "general_comment": null,
  "synonyms": [],
  "unit": "kg",
  "lcia_methods": [
    {
      "method_uuid": "05316e7a-b254-4bea-9cf0-6bf33eb5c630",
      "name": "Ecotoxicity, freshwater",
      "methodology": "Environmental Footprint",
      "impact_category": "Aquatic eco-toxicity",
      "impact_indicator": "Comparative Toxic Unit for ecosystems (CTUe) ",
      "characterization_factor": 2351.1
    },
    {
      "method_uuid": "7cfdcfcf-b222-4b26-888a-a55f9fbf7ac8",
      "name": "Human toxicity, non-cancer",
      "methodology": "Environmental Footprint",
      "impact_category": "Non-cancer human health effects",
      "impact_indicator": "Comparative Toxic Unit for human (CTUh)",
      "characterization_factor": 1.4654e-6
    },
    {
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      "name": "Human toxicity, non-cancer_organics",
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      "characterization_factor": 1.4654e-6
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    {
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      "name": "Ecotoxicity, freshwater_organics",
      "methodology": "Environmental Footprint",
      "impact_category": "Aquatic eco-toxicity",
      "impact_indicator": "Comparative Toxic Unit for ecosystems (CTUe) ",
      "characterization_factor": 2351.1
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  "source": "EF 3.1",
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      "source_metadata": {
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          "Emissions to air",
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  "prefLabel": [
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  "properties": {
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      "rdfs:label": "Molecular formula",
      "provenance": [
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    "https://w3id.org/chemrof/smiles_string": {
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      "rdfs:label": "SMILES",
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    "https://w3id.org/chemrof/inchi2d_string": {
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      "rdfs:label": "InChI",
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