InChI=1S/C27H24O22S/c28-5-12-20-18(35)22(27(44-12)48-24(38)6-1-10(30)19(11(31)2-6)49-50(41,42)43)47-25(39)8-3-9(29)16(33)17(34)14(8)15-7(23(36)37)4-13(32)45-21(15)26(40)46-20/h1-3,7,12,15,18,20-22,27-31,33-35H,4-5H2,(H,36,37)(H,41,42,43)