InChI=1/C23H26N2O11/c26-9-17-18(28)19(29)20(30)23(36-17)35-16-7-11-2-4-25(14(11)8-15(16)27)3-1-10-5-12(21(31)32)24-13(6-10)22(33)34/h1,3,5-8,11,14,17-20,23,26-30H,2,4,9H2,(H,31,32)(H,33,34)/b3-1+/t11?,14?,17-,18-,19+,20-,23?/s2