5-Bromoisatoic anhydride6-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione5-溴靛红酸酐6-Bromo-1,2-dihydro-4H-3,1-benzoxazine-2,4-dione6-溴-1,2-二氢-4H-3,1-苯并噁嗪-2,4-二酮6-Bromo-2H-3,1-benzoxazine-2,4(1H)-dione6-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione5-Bromoisatoic anhydride6-bromo-2,4-dihydro-1H-3,1-benzoxazine-2,4-dione