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The asymmetric unit of the title compound, C 15 H 24 O 4 , contains one half-mol­ecule; a twofold rotation axis passes through the central C atom. The non-planar six- and five-membered rings adopt chair and envelope conformations, respectively. In the crystal structure, inter­molecular C—H⋯O hydrogen bonds link the mol­ecules.

6,10,16,19-Tetraoxatrispiro[4.2.2.4.2.2]nonadecane