InChI=1/C13H16N4O2/c1-3-7-8-10(16-15-7)11-9(12(14)17-19-11)13(8)4-5-18-6(13)2/h6H,3-5H2,1-2H3,(H2,14,17)(H,15,16)/t6-,13-/m0/s1/f/h16H,14H2 582B7D4132CA52B0