InChI=1/C20H23N3O3/c1-14-7-8-17(15(2)13-14)21-20(24)16-9-11-22(12-10-16)18-5-3-4-6-19(18)23(25)26/h3-8,13,16H,9-12H2,1-2H3,(H,21,24)/f/h21H 9BA05B130EF08999