5-Methoxy-2-nitro-4-(trifluoromethoxy)pyridine-3-sulfonamide
3-(Aminomethyl)-5-(difluoromethyl)-4-methoxy-2-(trifluoromethoxy)pyridine
3-(Aminomethyl)-4-(difluoromethyl)-5-methoxy-2-(trifluoromethoxy)pyridine
2-(Aminomethyl)-3-(difluoromethyl)-6-methoxy-5-(trifluoromethoxy)pyridine