has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247387820 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460633 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337097 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919096 |