InChI=1/C15H11N3O4/c1-8-2-5-13(19)12(6-8)16-14-10-7-9(18(21)22)3-4-11(10)17-15(14)20/h2-7,19H,1H3,(H,16,17,20)/f/h17H 24FAA1572820A5CB