InChI=1/C24H26N4O2/c1-3-7-23-21(5-1)19(17-27-23)15-25-9-11-29-13-14-30-12-10-26-16-20-18-28-24-8-4-2-6-22(20)24/h1-8,15-18,25-26H,9-14H2/b19-15-,20-16+ C7192787122928AB