has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID243805056 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID233600038 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141714703 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391430140 |