InChI=1/C27H24NO5/c1-29-24-8-7-18-13-23-21-15-26-25(32-17-33-26)14-19(21)9-10-28(23)16-22(18)27(24)31-12-11-30-20-5-3-2-4-6-20/h2-8,13-16H,9-12,17H2,1H3/q+1 DB86D02335312A03