InChI=1/C23H26N4O2/c1-14(2)12-20(22-24-18-6-4-5-7-19(18)25-22)26-23(29)17-8-9-21-16(13-17)10-11-27(21)15(3)28/h4-9,13-14,20H,10-12H2,1-3H3,(H,24,25)(H,26,29)/t20-/m1/s1/f/h24,26H 1CE3A884ACFF94E5