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