has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247496655 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918894 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336868 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459963 |