Methyl 4-chloro-2-methoxy-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Chloro-2-iodo-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Ethyl 2-chloro-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-carboxylate
3-Chloro-5-iodo-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride