Methyl 2-nitro-3-(trifluoromethoxy)pyridine-6-acetate
2-(Difluoromethyl)-4-methylpyridine-6-carbonyl chloride
5-Methoxy-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
6-Cyano-2-(trifluoromethoxy)pyridine-3-sulfonyl chloride
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