InChI=1/C18H36N2O4/c1-13(2)11-15(19)17(21)23-9-7-5-6-8-10-24-18(22)16(20)12-14(3)4/h13-16H,5-12,19-20H2,1-4H3/p+1/t15-,16-/m0/s1/fC18H37N2O4/h19H/q+1 D155003D11A9E72A