InChI=1/C19H21N3O3/c23-17(19-21-11-12-25-19)9-3-1-2-6-10-20-18(24)16-13-14-7-4-5-8-15(14)22-16/h4-5,7-8,11-13,22H,1-3,6,9-10H2,(H,20,24)/f/h20H F815DDF4DD1F8243