InChI=1S/C20H27NO11/c1-2-28-12-5-3-4-6-13(12)30-10-11-9-21(7-8-29-11)20(27)32-19-16(24)14(22)15(23)17(31-19)18(25)26/h3-6,11,14-17,19,22-24H,2,7-10H2,1H3,(H,25,26)