InChI=1/C28H30N4O3/c1-3-20(2)28(34)30-22-11-9-10-21(16-22)17-29-27(33)18-32-25-15-8-7-14-24(25)31-26(32)19-35-23-12-5-4-6-13-23/h4-16,20H,3,17-19H2,1-2H3,(H,29,33)(H,30,34)/t20-/m1/s1/f/h29-30H C1BBBD5DC1FF75A0