Crystal structure and Hirshfeld surface analysis of dieth-yl (3a S,3 a 1 R,4 S,5 S,6 R,6a S,7 R,9a S)-3a1,5,6,6a-tetra-hydro-1 H,3 H,4 H,7 H-3a,6:7,9a-di-epoxy-benzo[ de]isochromene-4,5-di-carboxyl-ate
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In the title compound, C18H22O7, two hexane rings and an oxane ring are fused together. The two hexane rings tend toward a distorted boat conformation, while the tetra-hydro-furan and di-hydro-furan rings adopt envelope conformations. The oxane ring is puckere... ...
