InChI=1/C14H16N4O5/c19-7-9-2-1-3-17(9)6-8-4-10-11(5-12(8)18(22)23)16-14(21)13(20)15-10/h4-5,9,19H,1-3,6-7H2,(H,15,20)(H,16,21)/t9-/m1/s1/f/h15-16H 9E5CF0298A26CE73