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