2-Cyano-5-methoxy-4-(trifluoromethoxy)pyridine-3-carbonyl chloride
4-(Difluoromethyl)-2-methoxy-3-nitropyridine-5-sulfonyl chloride
3-(Difluoromethyl)-2-iodo-5-methylpyridine-4-acetic acid
5-(Bromomethyl)-2-chloro-3-(difluoromethyl)-4-iodopyridine
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