has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245863519 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391430226 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141714867 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID233600135 |