has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336557 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247259629 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919656 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460116 |