InChI=1/C20H19N3O3/c24-19-17-7-2-1-6-16(17)18(21-22-19)13-14-4-3-5-15(12-14)20(25)23-8-10-26-11-9-23/h1-7,12H,8-11,13H2,(H,22,24)/f/h22H 98EA94B1273B63DD