InChI=1/C29H28NO5/c1-31-26-10-9-20-15-25-23-17-28-27(34-19-35-28)16-21(23)11-12-30(25)18-24(20)29(26)33-14-6-5-13-32-22-7-3-2-4-8-22/h2-4,7-10,15-18H,5-6,11-14,19H2,1H3/q+1 994E3926D96E55BB