has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID249317742 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392200780 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140873989 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238306344 |