InChI=1/C16H22N2O/c1-18(10-12-5-6-12)11-16(19)17-15-8-7-13-3-2-4-14(13)9-15/h7-9,12H,2-6,10-11H2,1H3,(H,17,19)/p+1/fC16H23N2O/h17-18H/q+1 9E34421A91E4D9AA