has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459797 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337275 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919620 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247878676 |