InChI=1/C14H23N5O2/c1-4-6-7-8-9-15-13-16-11-10(19(13)5-2)12(20)17-14(21)18(11)3/h4-9H2,1-3H3,(H,15,16)(H,17,20,21)/f/h15,17H 59B1E144C68E94F5