InChI=1/C16H22N2O/c19-16(14-6-7-14)17-9-3-10-18-11-8-13-4-1-2-5-15(13)12-18/h1-2,4-5,14H,3,6-12H2,(H,17,19)/f/h17H 306CA6A9F2EE3584