InChI=1/C23H23N5O/c1-3-14-29-23-26-22-19(15-24-28(22)18-12-8-5-9-13-18)21-25-16(2)20(27(21)23)17-10-6-4-7-11-17/h4-13,15-16,20H,3,14H2,1-2H3/t16-,20+/m0/s1 224F8E1D0AA620C8