InChI=1/C29H24N2O2/c32-29(31-25-12-5-2-6-13-25)23-17-15-21(16-18-23)20-30-28(22-9-3-1-4-10-22)27-19-24-11-7-8-14-26(24)33-27/h1-19,28,30H,20H2,(H,31,32)/t28-/m1/s1/f/h31H 507EE5BDA7D50D1E