2-Fluoro-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine
6-Chloro-2,4-dibromo-3-(trifluoromethoxy)pyridine
3-Fluoro-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine
2-Fluoro-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine
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