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