InChI=1/C18H13N5O4/c19-9-12-1-5-14(6-2-12)21-18(25)22-16(24)10-26-15-7-3-13(4-8-15)17-23-20-11-27-17/h1-8,11H,10H2,(H2,21,22,24,25)/f/h21-22H 5C1E636BB6FC5A61