InChI=1S/C26H24O18S/c27-10-2-1-8(3-11(10)28)19(33)17-12(29)6-13(30)18(22(17)36)24-25(44-45(39,40)41)23(37)21(35)16(43-24)7-42-26(38)9-4-14(31)20(34)15(32)5-9/h1-6,16,21,23-25,27-32,34-37H,7H2,(H,39,40,41)