157201-96-2 1H-Naphtho[2,1-b]pyran-1,5,6,10-tetrol, 3-ethenyldodecahydro-3,4a,7,7,10a-pentamethyl-, 1,10-diacetate, (1R,3R,4aS,5S,6S,6aS,10R,10aS,10bS)-

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