3-Bromo-6-chloro-4-(difluoromethyl)-2-nitropyridine
4-Bromo-2-chloro-5-(difluoromethyl)-3-nitropyridine
3-Bromo-2-chloro-6-(difluoromethyl)-4-methylpyridine
3-Amino-6-(difluoromethyl)-4-(trifluoromethyl)pyridine-2-acetic acid
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