InChI=1/C19H16N4O5/c20-10-1-11-22-18(24)13-28-19(21-22)15-4-8-17(9-5-15)27-12-14-2-6-16(7-3-14)23(25)26/h2-9H,1,11-13H2 41B1A87D7A5425B1