7-imidazol-1-yl-8-nitro-1-propyl-5H-[1,2,4]triazolo[3,4-c]quinoxalin-4-one 7-(1-imidazolyl)-8-nitro-1-propyl-5H-[1,2,4]triazolo[3,4-c]quinoxalin-4-one