InChI=1S/C27H30O18S/c28-6-12-17(32)20(35)21(36)27(43-12)16-19(34)15-11(42-24(16)8-1-3-9(30)4-2-8)5-10(31)14(18(15)33)26-23(38)22(37)25(13(7-29)44-26)45-46(39,40)41/h1-5,12-13,17,20-23,25-33,35-38H,6-7H2,(H,39,40,41)