2,5-Dibromo-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-(Difluoromethyl)-4-methoxy-3-nitropyridine-5-acetic acid
5-Amino-2-bromo-3-(difluoromethyl)pyridine-4-carbonyl chloride
2-(Bromomethyl)-3-iodo-5-nitro-6-(trifluoromethoxy)pyridine
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