has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460569 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919013 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336999 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245415402 |