Methyl 2-(difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine-6-acetate
3-(Difluoromethyl)-6-nitro-2-(trifluoromethoxy)pyridine-5-acetic acid
2-(Aminomethyl)-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-3-carboxaldehyde
6-(Aminomethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-carboxaldehyde