1,4-Epoxy-1H,3H-(1,4)oxazepino(4,3-a)benzimidazole, 4,5-dihydro-1-ethyl- 4,5-Dihydro-1-ethyl-1,4-epoxy-1H,3H-(1,4)oxazepino(4,3-a)benzimidazole 76098-97-0 BRN 5558142