InChI=1S/C27H20O21S/c28-2-5-14(31)23-24-22(48-49(42,43)44)12-11(27(41)47-24)9(18(35)21(38)19(12)36)8-10(26(40)46-23)7(16(33)20(37)17(8)34)6-3(25(39)45-5)1-4(29)13(30)15(6)32/h1,5,14,22-24,28-38H,2H2,(H,42,43,44)