has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141578064 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID239171061 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391407768 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID247920723 |