InChI=1/C23H20N4O/c28-20-14-17(12-11-16-7-3-1-4-8-16)13-19-21(20)22(18-9-5-2-6-10-18)27-23(26-19)24-15-25-27/h1-12,15,17,22H,13-14H2,(H,24,25,26)/b12-11+/t17-,22-/m0/s1/f/h26H 50BA57AA2C8C25BD