InChI=1/C19H16N4O5/c1-19(2)27-16-6-4-13(10-17(16)28-19)21-18(24)12-3-5-14(15(9-12)23(25)26)22-8-7-20-11-22/h3-11H,1-2H3,(H,21,24)/f/h21H 30CD01A8F68E2EAC