InChI=1S/C29H27N3O4/c33-29(34)23-5-1-20(2-6-23)16-31-18-25-15-24(31)19-32(25)17-21-3-9-26(10-4-21)36-27-11-7-22(8-12-27)28-30-13-14-35-28/h1-14,24-25H,15-19H2,(H,33,34)/t24-,25-/m0/s1