6-Methoxy-2-methyl-3-(trifluoromethoxy)pyridine-4-sulfonamide
3-(Chloromethyl)-5-iodo-2-(trifluoromethoxy)pyridine-4-acetic acid
3-(Fluoromethyl)-2-iodo-5-(trifluoromethoxy)pyridine-6-methanol
5-(Chloromethyl)-4-iodo-3-(trifluoromethoxy)pyridine-2-acetic acid