InChI=1/C20H19N3O2/c1-3-11-21-20(25)18-17(15-9-4-5-10-16(15)22-18)23-19(24)14-8-6-7-13(2)12-14/h3-10,12,18H,1,11H2,2H3,(H,21,25)(H,23,24)/p+1/t18-/m0/s1/fC20H20N3O2/h21-23H/q+1 63D8AE471916186E