has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID80132204 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID11404385 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID57371227 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID43330754 |