InChI=1/C14H23N3O2/c1-3-8-15-13-7-6-12(11-17-13)14(18)16-9-4-5-10-19-2/h6-7,11H,3-5,8-10H2,1-2H3,(H,15,17)(H,16,18)/f/h15-16H 4A920B28368667B9