InChI=1/C23H22N4O2/c1-16(26-27-23(29)20-9-5-6-10-21(20)24)18-11-13-19(14-12-18)25-22(28)15-17-7-3-2-4-8-17/h2-14H,15,24H2,1H3,(H,25,28)(H,27,29)/b26-16+/f/h25,27H 9F308B1081921CA3