InChI=1/C26H30N4O4/c1-18(2)28-26(33)22-8-4-5-9-23(22)29-24(31)17-30(16-21-7-6-14-34-21)15-19-10-12-20(13-11-19)25(32)27-3/h4-14,18H,15-17H2,1-3H3,(H,27,32)(H,28,33)(H,29,31)/p+1/fC26H31N4O4/h27-30H/q+1 1CE026A9438A4734