has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918891 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336356 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459746 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246717256 |