InChI=1/C18H30N4O4/c1-13(2)9-16(18(24)25-4)19-17(23)12-22-7-5-21(6-8-22)11-15-10-14(3)20-26-15/h10,13,16H,5-9,11-12H2,1-4H3,(H,19,23)/t16-/m0/s1/f/h19H 6A48CCDCAE84BF0E