Source:http://linkedlifedata.com/resource/umls/id/C0178502
CSP: 9,10-dihydroxy-11,12-epoxy-9,10,11,12- tetranhydrobenzo(a)pyrene, a metabolite of BAPN, has been called "the ultimate carcinogen"; extremely electrophilic, it can form covalent adducts with both DNA and proteins.