InChI=1S/C21H26O10S/c1-11-14(10-22)20(12-5-6-15(23)16(7-12)27-2)30-19(11)13-8-17(28-3)21(18(9-13)29-4)31-32(24,25)26/h5-9,11,14,19-20,22-23H,10H2,1-4H3,(H,24,25,26)