(1S,2S)-Methyl 2-(pyridin-3-yl)cyclopropanecarboxylate
Tert-butyl 3-(2-chloropyrimidin-4-yl)-1H-pyrrolo[2,3-c]pyridine-1-carboxylate
Tert-butyl 2-(pyridin-4-yl)piperazine-1-carboxylate
Tert-butyl ((3r,5s)-1-(3-aminopyridin-4-yl)-5-methylpiperidin-3-yl)carbamate