37574-47-3 4,5-Dihydrobenzo(a)pyrene-4,5-epoxide BENZO(a)PYRENE 4,5-OXIDE BP 4,5-Epoxide BP 4,5-Oxide Benz(a)pyrene 4,5-oxide Benzo(1,2)pyreno(4,5-b)oxirene, 3b,4a-dihydro- Benzo(a)pyrene 4,5-epoxide Benzo(a)pyrene-4,5-epoxide Benzo(a)pyrene-4,5-oxide CCRIS 798