4-Amino-2-bromo-3-(difluoromethyl)pyridine-5-carbonyl chloride
3-Iodo-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
4-Iodo-5-(methylthio)-2-(trifluoromethyl)pyridine
2-Chloro-3-(chloromethyl)-4-methyl-6-(trifluoromethoxy)pyridine
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