has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460309 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336581 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245134341 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919644 |