InChI=1/C19H23N3O/c1-22-13-11-16(12-14-22)21-19(23)17-9-5-6-10-18(17)20-15-7-3-2-4-8-15/h2-10,16,20H,11-14H2,1H3,(H,21,23)/p+1/fC19H24N3O/h21-22H/q+1 11D7C963BE5232C6