InChI=1/C14H26N4O4/c1-5-15-13(20)18-8-6-17(7-9-18)12(19)11(10(2)3)16-14(21)22-4/h10-11H,5-9H2,1-4H3,(H,15,20)(H,16,21)/t11-/m0/s1/f/h15-16H 551BD1CBC1981545