InChI=1/C16H22N4O5/c1-11-3-4-13(9-14(11)20(23)24)18-16(22)15(21)17-10-12(2)19-5-7-25-8-6-19/h3-4,9,12H,5-8,10H2,1-2H3,(H,17,21)(H,18,22)/t12-/m1/s1/f/h17-18H 15944F920A55D2A1