has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919974 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336834 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245823689 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460713 |