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Ethyl 2-amino-2-(thiazol-4-yl)acetate

Tert-butyl (ethoxycarbonyl)(pyridin-2-yl)methylcarbamate

Tert-butyl (ethoxycarbonyl)(pyridin-3-yl)methylcarbamate

Alpha-[[(1,1-dimethylethoxy)carbonyl]amino]-5-thiazoleacetic acid

Tert-butyl (ethoxycarbonyl)(thiazol-4-yl)methylcarbamate

2-[[(Phenylmethoxy)carbonyl]amino]-4-thiazoleacetic acid

Ethyl 2-oxo-2-(quinolin-8-yl)acetate

4-[2-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]ethyl]pyridine

Ethyl 2-oxo-2-(quinolin-5-yl)acetate

Ethyl 2-(isoquinolin-8-yl)-2-oxoacetate