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