InChI=1/C23H26N4O/c1-23(2,3)17-7-12-27(13-8-17)22(28)21-14-18(16-4-9-24-10-5-16)19-15-25-11-6-20(19)26-21/h4-6,9-11,14-15,17H,7-8,12-13H2,1-3H3 50CA2BD8DF958C12