InChI=1/C19H23N3O3/c1-20-19(25)17(23)10-4-2-3-5-11-18(24)22-15-12-14-8-6-7-9-16(14)21-13-15/h6-9,12-13H,2-5,10-11H2,1H3,(H,20,25)(H,22,24)/f/h20,22H 402C559801A2F2A7