3-(Fluoromethyl)-6-methyl-2-nitro-4-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-4-nitro-5-(trifluoromethoxy)pyridine-2-sulfonamide
3-(Aminomethyl)-5-methyl-6-nitro-2-(trifluoromethoxy)pyridine
3-(Difluoromethyl)-2-nitro-6-(trifluoromethoxy)pyridine-5-sulfonamide