has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247666527 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336571 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919963 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460341 |