InChI=1/C21H26N2O3/c1-2-23(21-9-13-6-14(10-21)8-15(7-13)11-21)20(25)16-4-3-5-17-19(16)26-12-18(24)22-17/h3-5,13-15H,2,6-12H2,1H3,(H,22,24)/f/h22H BAE9EE45691103F4