has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919875 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459965 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336423 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247664370 |