has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460135 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391336401 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247604308 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237918931 |