InChI=1/C26H21N3O4/c30-26(29-19-9-11-21(12-10-19)33-20-5-2-1-3-6-20)22-7-4-14-27-25(22)28-16-18-8-13-23-24(15-18)32-17-31-23/h1-15H,16-17H2,(H,27,28)(H,29,30)/f/h28-29H E973834C47AE5F2D