InChI=1/C18H21NO2/c1-11(2)14-10-16(20)21-18-13-6-4-8-19-7-3-5-12(17(13)19)9-15(14)18/h9-11H,3-8H2,1-2H3/p+1/fC18H22NO2/h20H/q+1 5EBF0874D4F3D233