InChI=1/C20H23N3O2/c1-4-12-23(13-5-1)14-15-24-16-8-10-17(11-9-16)25-20-21-18-6-2-3-7-19(18)22-20/h2-3,6-11H,1,4-5,12-15H2,(H,21,22)/p+1/fC20H24N3O2/h21,23H/q+1 EB5994026D89E0B8