Acta Cryst. (2012). E68, o2674
[ doi:10.1107/S1600536812032278 ]
Abstract: The title compound, C25H27N3O8·C4H8O2, has a diterpene skeleton in which the fused cyclohexane rings exhibit chair and half-chair conformations. An intramolecular C-HO hydrogen bond occurs. In the crystal, N-HO, O-HO and C-HO hydrogen bonds are observed.
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