Ethyl 5-chloro-2-(difluoromethyl)-3-hydroxypyridine-4-carboxylate
4-Amino-5-(fluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine
3-Iodo-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
5-(Difluoromethyl)-2-hydroxy-4-methoxypyridine-3-acetic acid
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