has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336621 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID249339758 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460342 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919683 |