InChI=1/C20H19N3O/c1-2-13-3-9-18(10-4-13)23-20(24)17-8-6-14-11-16(19(21)22)7-5-15(14)12-17/h3-12H,2H2,1H3,(H3,21,22)(H,23,24)/p+1/fC20H20N3O/h23H,21-22H2/q+1 D472F64C660D6B5C