has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244951672 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919702 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460146 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336821 |