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