InChI=1/C20H16N4O3/c1-26-14-7-5-11(6-8-14)15-16-18(21)23-10-24-20(16)27-17(15)12-3-2-4-13(9-12)19(22)25/h2-10H,1H3,(H2,22,25)(H2,21,23,24)/f/h21-22H2 EB1C6B721C5A7BB8