InChI=1/C21H24N2O3/c1-14-5-10-18-17(11-14)23(20(25)13-26-18)12-19(24)22-16-8-6-15(7-9-16)21(2,3)4/h5-11H,12-13H2,1-4H3,(H,22,24)/f/h22H 653A1180AD442DB1