英文别名7-Chloro-2H-1,4-benzoxazin; 7-chloro-2H-benzo[b][1,4]oxazine; 7-Chloro-2H-benzo[b][1,4]oxazin-3(4H); 7-Chloro-2H-1,4-benzoxazine; 7-chloro-3,4-dihydro-2H-1,4-benzoxazin-3-one; 2H-1,4-Benzoxazin-3(4H)-one, 7-chloro-; 3,4-dihydro-7-chloro-3-oxo-2H-1,4-benzoxazine; 7-chloro-1,4-benzoxazin-3-one 
