InChI=1/C18H16N2O5/c21-10-4-5-13(15(22)8-10)17-12-3-1-2-11(12)14-6-9(20(24)25)7-16(23)18(14)19-17/h1-2,4-8,11-12,17,19,21-23H,3H2/t11-,12-,17+/m1/s1 F243F68AB00E4959