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