has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460480 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248670584 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919310 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336392 |