3-Cyano-4-(difluoromethyl)-5-methyl-2-(trifluoromethoxy)pyridine
2-(Aminomethyl)-3-(difluoromethyl)pyridine-5-carboxaldehyde
3-Amino-2-(chloromethyl)-5-(trifluoromethoxy)pyridine-6-methanol
6-Amino-2-(chloromethyl)-3-(difluoromethyl)pyridine-4-acetic acid