5-CHLORO-7-NITRO-2(3H)-BENZOXAZOLONE

5-CHLORO-7-NITROBENZO[D]OXAZOL-2(3H)-ONE

5-Chloro-7-nitro-1,3-benzoxazol-2(3H)-one

5-Chloro-7-nitro-2,3-dihydro-1,3-benzoxazol-2-one

5-Chloro-2,3-dihydro-7-nitro-2-oxo-1,3-benzoxazole