has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243427445 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336446 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919012 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460171 |