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