InChI=1/C18H21NO2/c1-13-5-8-17(14(2)10-13)18(20)12-19(15-6-7-15)11-16-4-3-9-21-16/h3-5,8-10,15H,6-7,11-12H2,1-2H3/p+1/fC18H22NO2/h19H/q+1 878A8F5B2FA596C3