3-(Difluoromethyl)-5-methyl-6-nitropyridine-2-sulfonamide
2-(Aminomethyl)-3-(difluoromethyl)-5-methyl-6-(trifluoromethyl)pyridine
3-(Difluoromethyl)-5-methyl-4-nitropyridine-2-sulfonamide
2-(Aminomethyl)-3-(difluoromethyl)-4-methyl-6-(trifluoromethyl)pyridine