has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID472436421 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID472439363 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID313055676 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID348884019 |