InChI=1/C28H30N4O3/c1-19-2-9-24(31-28(34)23-10-11-29-26(16-23)32-12-14-35-15-13-32)17-25(19)21-5-7-22(8-6-21)27(33)30-18-20-3-4-20/h2,5-11,16-17,20H,3-4,12-15,18H2,1H3,(H,30,33)(H,31,34)/f/h30-31H 366CAECC46E22221