InChI=1/C25H20N2O8/c1-3-33-17(28)12-27-15-10-6-5-9-14(15)25(24(27)31)18-20(35-21(26)19(25)22(29)32-2)13-8-4-7-11-16(13)34-23(18)30/h4-11H,3,12,26H2,1-2H3/t25-/m0/s1 7D3D58559DEC5B8A