has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919048 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336485 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460664 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248136004 |