InChI=1/C21H24N2O3/c1-22(2)17-12-15-6-3-4-7-18(15)23(14-17)21(24)16-8-9-19-20(13-16)26-11-5-10-25-19/h3-4,6-9,13,17H,5,10-12,14H2,1-2H3/p+1/t17-/m1/s1/fC21H25N2O3/h22H/q+1 0A7CE6CB33E52CE2