5-Bromo-3-mercaptopicolinonitrile
6-Chloro-3-(difluoromethyl)-2-nitropyridine-4-carboxamide
3-Bromo-2-chloro-4-(trifluoromethoxy)pyridine-6-sulfonamide
Methyl 4-amino-2-chloro-5-(trifluoromethoxy)pyridine-3-acetate
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