N-NITROSO-3,6-DIHYDROOXAZIN-1,2

N-NITROSO-3,6-DIHYDRO-1,2-OXAZIN

1,2-OXAZINE,3,6-DIHYDRO-2-NITROSO-

3,6-Dihydro-2-nitroso-2H-1,2-oxazine