InChI=1/C15H16N4O2/c1-4-21-11-8-6-5-7-10(11)14-16-12-9(2)18-19(3)13(12)15(20)17-14/h5-8H,4H2,1-3H3,(H,16,17,20)/f/h17H 22A7184C04E4E04D