InChI=1S/C33H35FN2O6/c1-21(2)31-30(33(40)35-25-11-7-4-8-12-25)29(22-9-5-3-6-10-22)32(23-13-15-24(34)16-14-23)36(31)18-17-26(37)19-27(42-41)20-28(38)39/h3-16,21,26-27,37,41H,17-20H2,1-2H3,(H,35,40)(H,38,39)