5-Bromo-3-(fluoromethyl)-2-nitro-4-(trifluoromethoxy)pyridine
3-Bromo-6-(difluoromethyl)-2-nitro-5-(trifluoromethoxy)pyridine
5-Bromo-2-(difluoromethyl)-3-nitro-6-(trifluoromethoxy)pyridine
4-Chloro-2-cyano-5-(trifluoromethoxy)pyridine-3-methanol
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