InChI=1/C18H21NO/c1-19-10-8-14-4-2-3-5-16(14)12-17-13-18(20)7-6-15(17)9-11-19/h2-7,13,20H,8-12H2,1H3/p+1/fC18H22NO/h19H/q+1 4FEBE578DF2322DC