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