has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245958054 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919580 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460456 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336508 |