3-(Bromomethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-sulfonyl chloride
Ethyl 5-bromo-2-cyclopropylnicotinate
Ethyl 6-chloro-4-hydroxynicotinate
2-(Difluoromethyl)-3-methoxy-5-nitropyridine-6-sulfonyl chloride
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