InChI=1/C24H23N3O/c1-18-8-10-19(11-9-18)17-27-24(28)23-7-3-6-22(13-23)16-26-15-21-5-2-4-20(12-21)14-25/h2-13,26H,15-17H2,1H3,(H,27,28)/f/h27H 236C8455AFC6949E