2-bromo-N-(2-hydroxyphenyl)acetamide

6β-[2-(2-nitro-phenoxy)-acetylamino]-penicillanic acid

ethyl 4-chloro-2-nitrophenoxyacetate

2-(2-acetamidophenoxy)acetic acid

4-羟基-6-氯-2,3-二氢-4H-1,4-苯并恶嗪-3-酮