InChI=1S/C22H38O11/c23-15(24)13-11-9-7-5-3-1-2-4-6-8-10-12-14(20(28)29)32-22-18(27)16(25)17(26)19(33-22)21(30)31/h14,16-19,22,25-27H,1-13H2,(H,23,24)(H,28,29)(H,30,31)