has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460617 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID322874000 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919913 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336558 |