InChI=1/C17H15N5O5/c1-25-11-4-8(2-3-10(11)26-6-12(19)23)13-9(5-18)15(20)27-17-14(13)16(24)21-7-22-17/h2-4,7,13H,6,20H2,1H3,(H2,19,23)(H,21,22,24)/t13-/m1/s1/f/h21H,19H2 052A56A9E3E4C019