InChI=1/C23H28N4O2/c1-15(21(28)25-19-13-9-7-11-17(19)23(2,3)4)27(5)14-20-24-18-12-8-6-10-16(18)22(29)26-20/h6-13,15H,14H2,1-5H3,(H,25,28)(H,24,26,29)/t15-/m1/s1/f/h24-25H 399B1DAF51221AF5