InChI=1/C14H21N5O/c1-2-3-6-19(8-13(16)20)9-14-17-11-5-4-10(15)7-12(11)18-14/h4-5,7H,2-3,6,8-9,15H2,1H3,(H2,16,20)(H,17,18)/f/h18H,16H2 C7722EBDD80D6938