InChI=1/C19H23N3O3/c1-19(2)10-15(9-16(23)11-19)21-22-18(25)13-5-7-14(8-6-13)20-17(24)12-3-4-12/h5-10,12,21,23H,3-4,11H2,1-2H3,(H,20,24)(H,22,25)/f/h20,22H E67D5DAE117D8516