InChI=1/C20H19N3O3/c1-2-13-7-3-5-9-16(13)22-19(25)12-21-20(26)15-11-18(24)23-17-10-6-4-8-14(15)17/h3-10H,2,11-12H2,1H3,(H,21,26)(H,22,25)/p+1/fC20H20N3O3/h21-23H/q+1 46AC4819C51875FD