InChI=1/C19H16N4O5/c1-2-28-18(25)15-16(11-7-9-12(10-8-11)23(26)27)22-14-6-4-3-5-13(14)20-19(22)21-17(15)24/h3-10,15-16H,2H2,1H3,(H,20,21,24)/p-1/t15-,16+/m1/s1/fC19H15N4O5/q-1 C07A3B895E4F3660