Ethyl 3-iodo-6-nitro-2-(trifluoromethoxy)pyridine-5-carboxylate
4-(Aminomethyl)-3-iodo-6-(trifluoromethoxy)pyridine-2-acetic acid
3-(Fluoromethyl)-6-methoxy-2-methyl-4-(trifluoromethoxy)pyridine
4-(Aminomethyl)-2-iodo-6-(trifluoromethoxy)pyridine-3-acetic acid