InChI=1/C16H24N2O4/c1-3-21-16(20)11-18(9-13-6-7-13)10-15(19)17-12(2)14-5-4-8-22-14/h4-5,8,12-13H,3,6-7,9-11H2,1-2H3,(H,17,19)/p+1/t12-/m1/s1/fC16H25N2O4/h17-18H/q+1 751D67D2A8ECCC84