InChI=1/C16H24N4O4/c21-13(18-19-16(24)17-10-5-1-2-6-10)9-20-14(22)11-7-3-4-8-12(11)15(20)23/h10-12H,1-9H2,(H,18,21)(H2,17,19,24)/t11-,12-/m1/s1/f/h17-19H DF52F024F589CD09