6-(tert-Butoxycarbonyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine-2-carboxylic acid
8-Chloroimidazo[1,2-a]pyridine-2-carboxylic acid
2-(2-Ethyl-1H-imidazol-1-yl)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
tert-Butyl (4-iodo-2-methoxypyridin-3-yl)carbamate