5-(Difluoromethyl)-4-methyl-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
5-Bromo-2,3-diamino-4-(trifluoromethoxy)pyridine
5-(Chloromethyl)-2,3-diamino-6-(trifluoromethoxy)pyridine
6-Fluoro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine
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