InChI=1/C16H27N3O2/c1-12(2)10-19(8-9-21-4)11-15(20)18-16-13(3)6-5-7-14(16)17/h5-7,12H,8-11,17H2,1-4H3,(H,18,20)/p+1/fC16H28N3O2/h18-19H/q+1 7C8D3454799F2676