InChI=1/C19H16N4O4/c1-22-15-7-3-2-5-11(15)9-14(19(22)25)21-18(24)13-10-12-6-4-8-16(23(26)27)17(12)20-13/h2-8,10,14,20H,9H2,1H3,(H,21,24)/t14-/m0/s1/f/h21H	C45E62ED74E0B7D0