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