InChI=1/C29H26O4/c1-2-3-6-23-19-22-7-4-5-8-26(22)29(28(23)21-12-14-24(30)15-13-21)33-25-16-9-20(10-17-25)11-18-27(31)32/h4-5,7-19,30H,2-3,6H2,1H3,(H,31,32)/p-1/b18-11+/fC29H25O4/q-1 36EE63685447B4BF