has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460613 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337298 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919614 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247202910 |