has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460027 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247349417 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336731 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919636 |