InChI=1/C19H21N3O/c1-13-6-8-14(9-7-13)11-22-19(23)17(20)10-15-12-21-18-5-3-2-4-16(15)18/h2-9,12,17,21H,10-11,20H2,1H3,(H,22,23)/t17-/m0/s1/f/h22H 9328514A13677854