InChI=1/C25H21NO3/c27-25-21(17-9-3-1-4-10-17)23(19-13-7-15-28-19)26-24(20-14-8-16-29-20)22(25)18-11-5-2-6-12-18/h1-16,21-24,26H/t21-,22+,23-,24-/m1/s1 FC523E22C23F6CA0