has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460168 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919838 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336929 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID248493722 |