has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460495 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247077157 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336898 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918918 |