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