Ethyl 5-(difluoromethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 4-(difluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetate
3-(Aminomethyl)-2-(difluoromethyl)-5-methyl-4-(trifluoromethoxy)pyridine
Methyl 3-(difluoromethyl)-2-methoxy-6-(trifluoromethoxy)pyridine-4-acetate