InChI=1S/C18H14IN3O3/c1-18(24,11-25-15-6-2-12(9-20)3-7-15)17(23)22-14-5-4-13(10-21)16(19)8-14/h2-8,24H,11H2,1H3,(H,22,23)/t18-/m0/s1