InChI=1/C16H22N2O2/c1-11-5-6-15(19)12(10-11)16(20)17-13-7-9-18-8-3-2-4-14(13)18/h5-6,10,13-14,19H,2-4,7-9H2,1H3,(H,17,20)/p+1/t13-,14+/m0/s1/fC16H23N2O2/h17-18H/q+1 6DCC42FD57FE9DD0