InChI=1/C19H14N2O5/c22-18-5-2-8-20(18)14-4-1-3-12(9-14)19(23)17-11-13-10-15(21(24)25)6-7-16(13)26-17/h1,3-4,6-7,9-11H,2,5,8H2 F4C99C04D75C6946