has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919572 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337135 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460554 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247080141 |