InChI=1/C27H27NO5/c1-28(17-19-6-5-7-22(12-19)30-2)16-18-8-10-20(11-9-18)23-13-21-14-25(31-3)26(32-4)15-24(21)33-27(23)29/h5-15H,16-17H2,1-4H3 2B6F40472B59920C