Ethyl 3-(difluoromethyl)-4,5-diiodopyridine-2-carboxylate
2-Cyano-5-(difluoromethyl)-3,6-dimethoxypyridine
Ethyl 4-(difluoromethyl)-2,6-diiodopyridine-3-carboxylate
4-Cyano-3-(difluoromethyl)-2,5-dimethoxypyridine
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