has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141459915 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919567 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336985 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248523174 |