InChI=1S/C26H24O17S/c27-12-6-14(29)13(28)5-11(12)20(32)18-15(30)7-16(31)19(22(18)34)25-24(36)23(35)21(33)17(42-25)8-41-26(37)9-1-3-10(4-2-9)43-44(38,39)40/h1-7,17,21,23-25,27-31,33-36H,8H2,(H,38,39,40)