InChI=1/C16H16N4O5/c17-13-6-1-10(9-14(13)20(23)24)16(22)19-11-2-4-12(5-3-11)25-8-7-15(18)21/h1-6,9H,7-8,17H2,(H2,18,21)(H,19,22)/f/h19H,18H2 CCA747DCB4606671