InChI=1/C21H24N2O2/c1-13-7-9-18-16(10-13)21(4,5)20(25)23(18)12-19(24)22-17-11-14(2)6-8-15(17)3/h6-11H,12H2,1-5H3,(H,22,24)/f/h22H A6283A9441F8DDA5