Ethyl 3-(difluoromethyl)-6-methyl-2-(trifluoromethyl)pyridine-4-carboxylate
5-(Difluoromethyl)-2-methyl-4-(trifluoromethyl)pyridine-3-acetic acid
Ethyl 3-(difluoromethyl)-6-methyl-4-(trifluoromethyl)pyridine-2-carboxylate
5-(Difluoromethyl)-2-methyl-3-(trifluoromethyl)pyridine-4-acetic acid