InChI=1/C16H26N2O2/c1-5-18(13(3)4)12-16(17,15(19)20-6-2)14-10-8-7-9-11-14/h7-11,13H,5-6,12,17H2,1-4H3/p+1/t16-/m1/s1/fC16H27N2O2/h18H/q+1 EEC17EF793957D4F