InChI=1S/C22H25NO11/c1-11(24)32-13-7-8-15(25)23(10-13)20(29)14(9-12-5-3-2-4-6-12)33-22-18(28)16(26)17(27)19(34-22)21(30)31/h2-8,13-14,16-19,22,26-28H,9-10H2,1H3,(H,30,31)