InChI=1S/C27H30O19S/c28-6-15-19(34)22(37)23(38)27(44-15)45-26-24(43-16(7-29)20(35)25(26)46-47(39,40)41)18-12(33)5-14-17(21(18)36)11(32)4-13(42-14)8-1-2-9(30)10(31)3-8/h1-5,15-16,19-20,22-31,33-38H,6-7H2,(H,39,40,41)