3-(6-Benz-yloxy-2,2-dimethyl-perhydro-furo[2,3-d][1,3]dioxol-5-yl)-5-(4-bromo-phen-yl)-2-phenyl-perhydro-pyrrolo[3,4-d]isoxazole-4,6-dione.

In the title compound, C(31)H(29)BrN(2)O(7), the isoxazolidine ring adopts a twist conformation, while the tetrahydrofuran, dioxolone and pyrrole rings adopt envelope conformations. The structure is stabilized by inter-molecular C-H⋯O hydrogen bonds and C-H⋯π inter-actions.