Aziridinyl ketones and their cyclic anils. 8. 1,2-Diaryl-1,1a-dihydroazirino[1,2-a]quinoxalines from substitute o-phenylenediamines and chalcone dibromides
Aziridinyl ketones and their cyclic anils. 8. 1,2-Diaryl-1,1a-dihydroazirino[1,2-a]quinoxalines from substitute o-phenylenediamines and chalcone dibromides