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(2S*,3aS*,14bS*)-2-acetoxy-1,2,3,5,6,8,9,14b-octahydro-4H-cyclopenta[a]-1,3-dioxolo[4,5-h]pyrrolo[2,1-b][3]benzazepin-8-one
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(1S*,3aS*,14bS*)-1,2,3,5,6,8,9,14b-octahydro-1-hydroxy-2,2-dimethoxy-4H-cyclopenta[a]-1,3-dioxolo[4,5-h]pyrrolo[2,1-b][3]benzazepin-8-one
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