has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247418157 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460654 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336790 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918853 |