InChI=1/C12H19N5O2/c1-6(12(19)17(2)3)14-11(18)10-8(13)9(15-16-10)7-4-5-7/h6-7H,4-5,13H2,1-3H3,(H,14,18)(H,15,16)/t6-/m0/s1/f/h14,16H 631CA06221E218E5