has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919229 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460249 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336787 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245946567 |