InChI=1/C24H28N2O/c1-4-21-16-26(14-18-9-6-5-7-10-18)15-20-13-19-11-8-12-22(17(2)3)23(19)25-24(20)27-21/h5-13,17,21H,4,14-16H2,1-3H3/t21-/m0/s1 74A77EB9BAC1C3AD