3-Bromo-2-(chloromethyl)-6-cyano-5-(trifluoromethoxy)pyridine
6-Bromo-3-chloro-2-iodo-4-(trifluoromethoxy)pyridine
4-Amino-5-(fluoromethyl)-2-nitro-3-(trifluoromethoxy)pyridine
3-Amino-6-(chloromethyl)-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine
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