英文同义词: | 2,4-dioxo-2,4-dihydro-1H-benzo[d][1,3]oxazine-8-carboxylic acid;3-Carboxyisatoic acid anhydride, 8-Carboxy-1,4-dihydro-2,4-dioxo-2H-3,1-benzoxazine;8-carboxyisatoic anhydride;2H-3,1-Benzoxazine-8-carboxylic acid, 1,4-dihydro-2,4-dioxo-;2,4-Dioxo-1,4-dihydro-2H-benzo[d][1,3]oxazine-8-carboxylic acid |