has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID246988663 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460045 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919684 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336478 |