[(4-bromo-2-butoxybenzoyl)amino] acetate

ethyl 4-(phenylcarbamoylamino)benzoate

ethyl 4-piperidin-1-ylbenzoate

ethyl 4-(4-phenyl-1H-1,2,3-triazol-1-yl)benzoate

4-azido-benzoic acid ethyl ester