4-Methoxy-5-methyl-2-(trifluoromethoxy)pyridine-3-sulfonamide
4-Methoxy-3-methyl-5-(trifluoromethoxy)pyridine-2-sulfonamide
Methyl 3-(chloromethyl)-5-iodo-6-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-(chloromethyl)-5-iodo-2-(trifluoromethoxy)pyridine-6-carboxylate