InChI=1/C26H30N4O4/c1-19(2)15-27-26(33)22-12-6-7-13-23(22)29-25(32)18-30(16-21-11-8-14-34-21)17-24(31)28-20-9-4-3-5-10-20/h3-14,19H,15-18H2,1-2H3,(H,27,33)(H,28,31)(H,29,32)/p+1/fC26H31N4O4/h27-30H/q+1 AFC1FC836EDB8DE0