InChI=1/C14H22N4O2/c1-9-6-10(8-14(2,3)7-9)20-13-11(12(15)18-19)16-4-5-17-13/h4-5,9-10,19H,6-8H2,1-3H3,(H2,15,18)/t9-,10+/m0/s1/f/h15H2/b18-12- 16BE0BCC6496B176