6-(Difluoromethyl)-3-methyl-2-nitropyridine-4-sulfonamide
3-(Difluoromethyl)-4-methyl-2-nitropyridine-5-carboxamide
6-(Difluoromethyl)-2-methoxy-4-(trifluoromethyl)pyridine-3-carboxaldehyde
2-(Difluoromethyl)-3-methoxy-5-(trifluoromethyl)pyridine-6-carboxaldehyde