InChI=1/C17H26N2O2/c1-2-11-20-15-3-4-16-14(12-15)5-6-17(21-16)7-9-19(13-17)10-8-18/h3-4,12H,2,5-11,13,18H2,1H3/p+1/t17-/m1/s1/fC17H27N2O2/h18H/q+1 DB9E8773A5D9DA34