6-Amino-4-(difluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine
5-Bromo-4-chloro-2-methyl-3-(trifluoromethoxy)pyridine
2-Amino-3-(difluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine
3-Bromo-2-chloro-6-methyl-5-(trifluoromethoxy)pyridine
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