InChI=1S/C22H28O11S/c1-3-5-7-8-12-10-13-16(21(26)31-18(13)23)17(33-34(28,29)30)22(27,9-6-4-2)11-14-15(12)20(25)32-19(14)24/h12,17,27H,3-11H2,1-2H3,(H,28,29,30)