InChI=1S/C36H28O19S/c37-14-5-20(39)18-10-26(45)34(53-27(18)7-14)17-9-23(42)32(47)30-16(17)1-12(2-22(41)31(30)46)33-29(11-19-21(40)6-15(38)8-28(19)52-33)54-36(48)13-3-24(43)35(25(44)4-13)55-56(49,50)51/h1-9,26,29,33-34,37-40,42-45,47H,10-11H2,(H,41,46)(H,49,50,51)