InChI=1/C20H19N3O2/c24-20(17-6-3-12-21-17)23-15-8-10-16(11-9-15)25-18-7-1-4-14-5-2-13-22-19(14)18/h1-2,4-5,7-11,13,17,21H,3,6,12H2,(H,23,24)/p+1/t17-/m1/s1/fC20H20N3O2/h21,23H/q+1 7A53C6E3CFB9B15D