has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336357 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244348908 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918887 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460305 |