InChI=1/C16H11N5O7/c22-14(8-28-11-3-1-2-9(6-11)20(24)25)18-19-15-12-7-10(21(26)27)4-5-13(12)17-16(15)23/h1-7H,8H2,(H,18,22)(H,17,19,23)/p+1/fC16H12N5O7/h17-19H/q+1 4AF8B2FB134166FE