InChI=1S/C32H27NO4/c34-23-5-2-4-22(15-23)32-17-21-18-33(30(32)14-20-3-1-6-28(36)31(20)32)12-11-19-7-9-26(29(37)13-19)25-10-8-24(35)16-27(21)25/h1-10,13,15-16,18,30,34-37H,11-12,14,17H2/t30-,32+/m0/s1