4-Chloro-2-methoxy-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
6-Chloro-3-methoxy-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Chloro-2-methoxy-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
3-Chloro-5-methoxy-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride