InChI=1/C37H30O4/c1-25-12-21-33-32(22-25)36(34(41-33)23-26-8-4-2-5-9-26)30-15-13-28(14-16-30)29-17-19-31(20-18-29)40-35(37(38)39)24-27-10-6-3-7-11-27/h2-22,35H,23-24H2,1H3,(H,38,39)/p-1/t35-/m1/s1/fC37H29O4/q-1 6C5A634DD0C2AAF2