Ethyl 5-chloro-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetate
3-Chloro-2-iodo-5-nitro-4-(trifluoromethoxy)pyridine
Ethyl 4-chloro-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetate
6-Chloro-2-iodo-3-nitro-4-(trifluoromethoxy)pyridine
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