has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336628 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246071815 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460343 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919139 |