4-Hydroxy-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-methanol
2,6-Di(pyridin-4-yl)benzene-1-sulfonyl chloride
2-(Difluoromethyl)-3-methoxy-6-nitropyridine-4-sulfonyl chloride
6-Amino-2-methyl-3-(trifluoromethyl)pyridine
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