InChI=1/C18H15N3O4/c22-17-16-10-5-6-11(9-10)19(16)18(23)20(17)14-7-8-15(21(24)25)13-4-2-1-3-12(13)14/h1-4,7-8,10-11,16H,5-6,9H2/t10-,11+,16+/m0/s1 66081912B06FC986