has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919556 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460169 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248048989 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337136 |