InChI=1/C13H16N4O2/c14-13(17-18)10-3-5-12(6-4-10)19-7-1-2-11-8-15-9-16-11/h3-6,8-9,18H,1-2,7H2,(H2,14,17)(H,15,16)/f/h15H,14H2/b17-13- D9D583A8266BC9DF