has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918976 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460634 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245461061 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336386 |