InChI=1S/C22H22O14S/c1-33-9-4-2-8(3-5-9)11-6-10(23)13-16(25)19(28)17(26)14(21(13)35-11)22-20(29)18(27)15(24)12(36-22)7-34-37(30,31)32/h2-6,12,15,18,20,22,24-29H,7H2,1H3,(H,30,31,32)