InChI=1/C17H21NO2/c1-17(12-19,13-20)18-11-14-7-9-16(10-8-14)15-5-3-2-4-6-15/h2-10,18-20H,11-13H2,1H3/p+1/fC17H22NO2/h18H/q+1 E35AAFE4B46556E5