Acta Cryst. (2005). E61, 03981-o3982 [ doi:10.1107/S1600536805035051 ]
Abstract: The structure of the title compound (I) C13H18O4 contains three rings in a bicyclo[2.2.1] system (two five-membered rings and one six-membered ring).
Online 5 November 2005
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