has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247627459 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336333 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919648 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460084 |