has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336486 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919740 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246630578 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460656 |