InChI=1/C21H24N2O3/c1-14-20(26-19-11-7-6-10-18(19)25-14)21(24)23-13-16(22(2)3)12-15-8-4-5-9-17(15)23/h4-11,14,16,20H,12-13H2,1-3H3/p+1/t14-,16-,20-/m1/s1/fC21H25N2O3/h22H/q+1 974B1565694A0DEB