has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336594 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919018 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243090739 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460563 |