InChI=1/C19H21N/c1-20-12-6-11-19-13-16(14-7-2-4-9-17(14)19)15-8-3-5-10-18(15)19/h2-5,7-10,16,20H,6,11-13H2,1H3/p+1/fC19H22N/h20H/q+1 D2E3C909A3636949