The molecule is a member of the class of imidazo[2,1-b][1,3]oxazines in which the hydrogen at position 2 is substituted by a nitro group and in which the oxazine ring is fully saturated. It is a C-nitro compound, a member of imidazo[2,1-b][1,3]oxazines and a bicyclic nitroimidazole.
2-nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine