InChI=1/C23H21N3O3/c1-14-4-3-5-17(12-14)26-23(28)25-16-8-6-15(7-9-16)18-10-11-20(29-2)21-19(18)13-24-22(21)27/h3-12H,13H2,1-2H3,(H,24,27)(H2,25,26,28)/f/h24-26H E28B8979CBF35BB3