Ethyl 2-methoxy-3-nitro-4-(trifluoromethoxy)pyridine-6-carboxylate
4-(Fluoromethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-2-acetic acid
Methyl 5-(aminomethyl)-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetate
4-(Fluoromethyl)-6-methoxy-2-(trifluoromethoxy)pyridine-3-acetic acid