InChI=1/C19H17N5O4/c1-11-8-12(18(20)25)2-4-14(11)21-19(26)15-10-24(23-22-15)13-3-5-16-17(9-13)28-7-6-27-16/h2-5,8-10H,6-7H2,1H3,(H2,20,25)(H,21,26)/f/h21H,20H2 13EE288B58C93A10