has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460687 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919798 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID249109566 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336864 |