英文别名3-keto-4H-1,4-benzoxazine-6-carbaldehyde; 3-oxo-4H-1,4-benzoxazine-6-carboxaldehyde; 2-(5-oxocyclohex-2-en-1-yl)-2H-oxazine-6-carbaldehyde; 3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbaldehyde; 2H-1,4-Benzoxazine-6-carboxaldehyde, 3,4-dihydro-3-oxo-; 6-formyl-4H-benzo[1,4]oxazin-3-one; 3,4-dihydro-3-oxo-2H-benzo[b][1,4]oxazine-6-carbaldehyde; 3-oxo-3,4-dihydro-2H-1,4-benzoxazine-6-carbaldehyde; 3-oxo-3,4-dihydro-2H-1,4-benzooxazine-6-carbaldehyde 
