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