InChI=1S/C28H26O17S/c29-13-3-1-11(2-4-13)19-9-16(31)22-15(30)7-14(8-20(22)43-19)42-28-25(36)24(35)23(34)21(44-28)10-41-27(37)12-5-17(32)26(18(33)6-12)45-46(38,39)40/h1-8,19,21,23-25,28-30,32-36H,9-10H2,(H,38,39,40)