InChI=1/C16H26N2O3/c1-13-6-5-7-14(2)16(13)17-15(19)12-18(8-10-20-3)9-11-21-4/h5-7H,8-12H2,1-4H3,(H,17,19)/p+1/fC16H27N2O3/h17-18H/q+1 00320C4E103F09B0