InChI=1S/C22H30O17/c23-3-8-15(37-21-13(28)10(25)11(26)16(38-21)18(32)33)12(27)14(29)20(36-8)39-19-9-6(1-2-22(9,34)5-24)7(4-35-19)17(30)31/h1-2,4,6,8-16,19-21,23-29,34H,3,5H2,(H,30,31)(H,32,33)