Methyl 3-iodo-6-(trifluoromethyl)picolinate
2-Amino-4-(difluoromethyl)-3-methylpyridine-5-sulfonyl chloride
2,5-Dibromo-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride
2-(Difluoromethyl)-4-methoxy-3-nitropyridine-5-acetic acid
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