1,3-Diazabicyclo[3.1.0]hex-3-ene, 2,2-dimethyl-6-(4-nitrophenyl)-4-phenyl- 1,3-Diazabicyclo[3.1.0]hex-3-ene, 2,2-dimethyl-6-(p-nitrophenyl)-4-phenyl- 15757-54-7 2,2-Dimethyl-4-phenyl-6-(p-nitrophenyl)-1,3-diazobicyclo[3.1.0]hex-3-ene NSC103874