4-(Difluoromethyl)-3-methyl-2-(trifluoromethyl)pyridine-6-acetic acid
Methyl 5-(difluoromethyl)-4-methyl-3-(trifluoromethyl)pyridine-2-acetate
4-(Difluoromethyl)-6-methyl-2-(trifluoromethyl)pyridine-3-acetic acid
Methyl 3-(difluoromethyl)-4-methyl-2-(trifluoromethyl)pyridine-6-acetate