InChI=1/C26H22N2O5/c1-31-18-12-22-25(24(13-18)32-2)28(15-27-22)10-9-20-19-6-4-3-5-17(19)14-33-23-8-7-16(26(29)30)11-21(20)23/h3-9,11-13,15H,10,14H2,1-2H3,(H,29,30)/b20-9+/f/h27H E3BD115E479D6D2F