InChI=1/C28H30N2O3/c31-28(32)22-8-6-20(7-9-22)18-30-25-12-13-26(30)17-24(16-25)29-23-10-14-27(15-11-23)33-19-21-4-2-1-3-5-21/h1-11,14-15,24-26,29H,12-13,16-19H2,(H,31,32)/t24?,25-,26+/f/h30H 44B0CA812950ED9B