InChI=1S/C23H32N4O5/c1-14(28)25-19-10-6-17(7-11-19)13-21(23(31)32)27-22(30)20(26-15(2)29)12-16-4-8-18(24-3)9-5-16/h4,6,8,10,12-13,18-21,24H,5,7,9,11H2,1-3H3,(H,25,28)(H,26,29)(H,27,30)(H,31,32)/b16-12-,17-13-/t18-,19-,20-,21-/m0/s1