has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247428989 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171100 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577044 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391407789 |