InChI=1S/C22H26O10S/c1-29-18-8-7-12-9-13(18)14-11-15(20(25)22(31-3)21(14)30-2)16(23)5-4-6-17(24)19(10-12)32-33(26,27)28/h7-9,11,16,19,23,25H,4-6,10H2,1-3H3,(H,26,27,28)