has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID238306307 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247915264 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID392200853 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID140873911 |