InChI=1/C19H23NO2/c1-2-4-17(5-3-1)16-18-6-8-19(9-7-18)22-15-12-20-10-13-21-14-11-20/h1-9H,10-16H2/p+1/fC19H24NO2/h20H/q+1 50A3E90DC8B03B2F