has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408524 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171086 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247279398 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577517 |