has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337282 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460416 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918845 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID244715111 |