InChI=1S/C22H25NO9/c1-11(24)2-3-12-4-5-14-9-15(7-6-13(14)8-12)31-22-19(29)17(27)18(28)20(32-22)21(30)23-10-16(25)26/h4-9,17-20,22,27-29H,2-3,10H2,1H3,(H,23,30)(H,25,26)/t17-,18-,19+,20-,22?/m0/s1