methyl 2-[4-(2H-1,4-benzoxazin-3-ylamino)phenyl]acetate

6,7-二溴-(2H)-1,4-苯并噁嗪-3(4h)-酮

2H-1,4-苯并噁嗪-3(4H)-酮

N'-(2H-1,4-benzoxazin-3-yl)pyridine-3-carbohydrazide

methyl 2-[4-[2H-1,4-benzoxazin-3-yl-(4-chlorobenzoyl)amino]phenyl]acetate