(+)-alpha-viniferin A nine-membered macrocycle that incorporates three 6-hydroxy-2-(4-hydroxyphenyl)-2,3-dihydro-1-benzofuranyl moieties as part of the cyclic skeleton. It is isolated from Caragana chamlague Lamarck and exhibits significant inhibitory effect towards the enzyme acetylcholinesterase (EC 3.1.1.7). |
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