SMILES: C1C(C2C3(O1)C(C(=O)O2)(OC4(C(=O)OC5C4(O3)OCC5O)O)O)O
Description: The molecule is an organic heteropentacyclic compound obtained by cyclodimerisation of ascorbic acid. It is an organic heteropentacyclic compound, a tetrol and a cyclic hemiketal.