InChI=1/C28H32N4O2/c1-21(22-11-3-2-4-12-22)30-28(34)24-14-6-8-16-26(24)31-27(33)19-29-25-15-7-5-13-23(25)20-32-17-9-10-18-32/h2-8,11-16,21,29H,9-10,17-20H2,1H3,(H,30,34)(H,31,33)/p+1/t21-/m0/s1/fC28H33N4O2/h30-32H/q+1 8D8E3B44136C6618