(+-)-7-beta,8-alpha-Dihydroxy-9-alpha,10-alpha-epoxy-7,8,9,10-tetrahydrobenzo(a)pyrene, anti B(a)P epoxide II Benzo(a)pyrene, 7,8,9,10-tetrahydro-7-beta,8-alpha-dihydroxy-9-alpha,10-alpha-epoxy-, (+-)- DJ7956500