has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919016 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243551781 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336462 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460344 |