4-(Difluoromethyl)-3-methyl-5-(trifluoromethyl)pyridine-2-carboxaldehyde
3-(Difluoromethyl)-4-methyl-6-(trifluoromethyl)pyridine-2-carboxylic acid
4-(Difluoromethyl)-3-methyl-2-(trifluoromethyl)pyridine-5-carboxaldehyde
4-(Difluoromethyl)-2-methyl-6-(trifluoromethyl)pyridine-3-carboxaldehyde