has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919269 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247278494 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337244 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459869 |