tert-butyl 2-phenothiazin-10-ylacetate

(3-氧代-3,4-二氢-2H-喹噁啉-1-基)-乙酸

3-methyl-1-phenyl-2-sulfanylideneimidazolidin-4-one

2-(3-nitrophenoxy)propanoate

N-乙酰基-N-((4-氨基苯基)磺酰基)甘氨酸乙酯