InChI=1/C16H19N3O/c1-12-5-4-10-18-15(12)11-19-16(20)9-8-13-6-2-3-7-14(13)17/h2-7,10H,8-9,11,17H2,1H3,(H,19,20)/f/h19H C535982485AF3C9D