InChI=1/C14H19N5O2/c1-14(2)5-10-11(13(20)15-7-14)17-12(16-10)9-4-8(6-21-3)18-19-9/h4H,5-7H2,1-3H3,(H,15,20)(H,16,17)(H,18,19)/f/h15,17,19H F98E60D4805127B8