has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460154 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247373881 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919661 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336808 |