InChI=1/C13H15ClN4O/c1-8-10(7-15-17-8)13(19)16-9-4-5-12(18(2)3)11(14)6-9/h4-7H,1-3H3,(H,15,17)(H,16,19)/f/h16-17H EC314BE69A7D0CBE