InChI=1/C16H31N3O/c1-11(2)18-15(20)8-17-16-13-6-5-7-14(16)10-19(9-13)12(3)4/h11-14,16-17H,5-10H2,1-4H3,(H,18,20)/p+1/t13-,14+,16?/fC16H32N3O/h18-19H/q+1 3110B3B9B938B0E9