InChI=1/C16H22N2O/c1-2-18(11-4-3-10-17)14-8-9-15-13(12-14)6-5-7-16(15)19/h5-7,14,19H,2-4,8-9,11-12H2,1H3/p+1/t14-/m0/s1/fC16H23N2O/h18H/q+1 B423246ED334120A