InChI=1S/C27H30O20S/c28-4-12-17(34)21(38)23(40)25(45-12)15-19(36)14-10(33)3-11(6-1-8(31)9(32)2-7(6)30)44-24(14)16(20(15)37)26-27(47-48(41,42)43)22(39)18(35)13(5-29)46-26/h1-3,12-13,17-18,21-23,25-32,34-40H,4-5H2,(H,41,42,43)