InChI=1/C17H19N3O/c1-19-16(21)20-15-13-7-3-2-6-12(13)10-17(14(15)11-18)8-4-5-9-17/h2-3,6-7H,4-5,8-10H2,1H3,(H2,19,20,21)/f/h19-20H B2DD31512B636BB7