InChI=1S/C22H22O15S/c1-34-20-15(6-23)36-21(19(30)22(20)37-38(31,32)33)17-12(28)5-14-16(18(17)29)11(27)4-13(35-14)7-2-9(25)10(26)3-8(7)24/h2-5,15,19-26,28-30H,6H2,1H3,(H,31,32,33)