has PubChem normalized counterpart |
http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID237919916 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID141460056 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID245543517 http://rdf.ncbi.nlm.nih.gov/pubchem/substance/SID391337056 |