InChI=1/C21H15N3O4/c25-21(23-22-13-14-9-11-15(12-10-14)24(26)27)20-16-5-1-3-7-18(16)28-19-8-4-2-6-17(19)20/h1-13,20H,(H,23,25)/b22-13+/f/h23H	C5C8C5B64318D7F7