InChI=1/C20H24N4O2/c1-16(25)24-18(15-17-9-3-2-4-10-17)20(26)23-14-8-7-13-22-19-11-5-6-12-21-19/h2-6,9-12,15H,7-8,13-14H2,1H3,(H,21,22)(H,23,26)(H,24,25)/p+1/b18-15+/fC20H25N4O2/h21-24H/q+1 558D08EF3B89368B