Methyl 2-amino-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-acetate
Methyl 6-amino-4-(difluoromethyl)-3-(trifluoromethyl)pyridine-2-acetate
4-Bromo-2-chloro-3-(difluoromethyl)-5-nitropyridine
2-Bromo-6-chloro-3-(difluoromethyl)-5-methylpyridine
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