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