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(3R,3aS,4R,5R,7S,9R,9aR,12R)-3-methoxy-4,7,9,12-tetramethyl-8-oxo-7-vinyldecahydro-4,9a-propanocyclopenta[8]annulen-5-yl 1-oxo-5-(piperidin-1-yl)isoindoline-2-carboxylate
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(3R,3aS,4R,5R,7S,9R,9aR,12R)-3-methoxy-4,7,9,12-tetramethyl-8-oxo-7-vinyldecahydro-4,9a-propanocyclopenta[8]annulen-5-yl 2-hydroxyacetate
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