has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141577354 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247089524 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391408155 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171289 |