has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459970 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336499 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245783650 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919500 |