InChI=1/C19H20N4O3/c1-10-3-5-14(9-15(10)18(20)25)22-19(26)21-11(2)12-4-6-16-13(7-12)8-17(24)23-16/h3-7,9,11H,8H2,1-2H3,(H2,20,25)(H,23,24)(H2,21,22,26)/t11-/m1/s1/f/h21-23H,20H2 2D698AC4517AA9CE