InChI=1/C20H25N3O2/c1-25-19-9-5-6-17(16-19)20(24)21-10-11-22-12-14-23(15-13-22)18-7-3-2-4-8-18/h2-9,16H,10-15H2,1H3,(H,21,24)/f/h21H BBB1B863D33337CD