InChI=1/C19H25NO2/c1-16-8-10-18(11-9-16)21-15-13-20-12-5-14-22-19-7-4-3-6-17(19)2/h3-4,6-11,20H,5,12-15H2,1-2H3/p+1/fC19H26NO2/h20H/q+1 AE49181B4CD3FF2B