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