benzyl 2-(4-fluoro-2-methylphenyl)-4-oxo-2,3-dihydropyridine-1-carboxylate

2-(4-fluoro-2-methyl-phenyl)-4-oxo-piperidine-1-carboxylic acid benzyl ester

5-methoxy-pyrazolo[1,5-a]pyridine-3-carboxylic acid methyl ester