Methyl 6-methoxy-2-methyl-3-(trifluoromethoxy)pyridine-4-acetate
3-(Fluoromethyl)-4-methoxy-5-methyl-2-(trifluoromethoxy)pyridine
Methyl 6-methoxy-4-methyl-2-(trifluoromethoxy)pyridine-3-acetate
3-(Fluoromethyl)-2-methoxy-5-methyl-4-(trifluoromethoxy)pyridine