InChI=1S/C27H32N4O11/c1-14-21(30-26(42-14)16-7-5-9-19(33)22(16)35)25(38)29-18(24(37)28-11-3-4-12-31(40)15(2)32)13-41-27(39)17-8-6-10-20(34)23(17)36/h5-10,14,18,21,33-36,40H,3-4,11-13H2,1-2H3,(H,28,37)(H,29,38)/t14-,18+,21+/m1/s1