InChI=1/C19H21N3O3/c20-18(23)16-6-1-2-7-17(16)25-13-14-4-3-5-15(12-14)19(24)22-10-8-21-9-11-22/h1-7,12,21H,8-11,13H2,(H2,20,23)/f/h20H2 C4DD6EA921584133