InChI=1/C14H21N5O/c1-3-6-19(9-14(20)16-2)8-13-17-11-5-4-10(15)7-12(11)18-13/h4-5,7H,3,6,8-9,15H2,1-2H3,(H,16,20)(H,17,18)/f/h16,18H EDDDF6FDCCA54EB8