InChI=1S/C22H34O15/c1-3-5-7-33-12(24)9-22(37-14(26)11-23,21(32)34-8-6-4-2)10-13(25)35-20-17(29)15(27)16(28)18(36-20)19(30)31/h15-18,20,23,27-29H,3-11H2,1-2H3,(H,30,31)