InChI=1S/C26H26N2O11/c1-36-14-7-10(6-12(29)22(14)38-26-20(32)18(30)19(31)23(39-26)25(34)35)21-17-16-13(37-21)3-2-11-15(16)9(8-28-11)4-5-27-24(17)33/h2-3,6-8,17-21,23,26,28-32H,4-5H2,1H3,(H,27,33)(H,34,35)