InChI=1/C16H13N3O3/c1-9-16(21)18-11-7-10(4-5-14(11)22-9)12-8-19-6-2-3-13(20)15(19)17-12/h2-9,20H,1H3,(H,18,21)/p+1/t9-/m1/s1/fC16H14N3O3/h17-18H/q+1 02295A1C50083269