InChI=1/C21H25N3O3/c1-15-4-5-16(2)20(12-15)27-10-8-21(25)23-18-7-6-17-14-22-24(9-11-26-3)19(17)13-18/h4-7,12-14H,8-11H2,1-3H3,(H,23,25)/f/h23H 38460AE59CC0D22E