has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245342308 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460354 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919701 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337103 |