InChI=1/C19H23N3O2/c23-19(14-9-11-3-4-12(14)8-11)20-13-5-6-15-16(10-13)22-18(21-15)17-2-1-7-24-17/h5-6,10-12,14,17H,1-4,7-9H2,(H,20,23)(H,21,22)/t11-,12+,14-,17-/m0/s1/f/h20-21H 7E584E1DA0A6D4E6