Methyl 3-(difluoromethyl)-2-methyl-5-(trifluoromethyl)pyridine-6-carboxylate
Methyl 3-(difluoromethyl)-2-methyl-4-(trifluoromethyl)pyridine-6-carboxylate
Methyl 6-(difluoromethyl)-2-methyl-3-(trifluoromethyl)pyridine-4-carboxylate
3-(Difluoromethyl)-2-methyl-6-(trifluoromethyl)pyridine-5-carboxaldehyde