InChI=1/C18H16N4O3/c1-11-19-17(22-21-11)12-2-5-14(6-3-12)20-18(23)13-4-7-15-16(10-13)25-9-8-24-15/h2-7,10H,8-9H2,1H3,(H,20,23)(H,19,21,22)/f/h20-21H 68CFFD65CCEEFABB