4-甲基-7-硝基-2H-苯并[b][1,4]噁嗪-3(4h)-酮

7-氨基-4-甲基-2H-1,4-苯并噁嗪

7-硝基-3,4-二氢-2H-1,4-苯并噁嗪

chloro-acetic acid-(2-hydroxy-4-nitro-anilide)

7-氨基-2H-1,4-苯并恶嗪-3(4H)-酮