5-Bromo-3-(difluoromethyl)-4-methoxy-2-nitropyridine
3-Bromo-5-(difluoromethyl)-2-methoxy-6-nitropyridine
2-Bromo-4-(bromomethyl)-6-(difluoromethyl)-3-(trifluoromethyl)pyridine
2-Bromo-4-(bromomethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine
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