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