has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID242848253 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336842 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918829 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460615 |