InChI=1/C16H20N4O5/c1-10-2-5-16(6-3-10)14(23)20(15(24)17-16)8-12(21)18-19-13(22)11-4-7-25-9-11/h4,7,9-10H,2-3,5-6,8H2,1H3,(H,17,24)(H,18,21)(H,19,22)/f/h17-19H 3FFFB9BF1D68F2CD