has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460606 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243523789 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336944 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919433 |