InChI=1/C21H16N4O4S/c26-21(27)14-10-12-15(13-11-14)22-19-20(24-18-9-5-4-8-17(18)23-19)25-30(28,29)16-6-2-1-3-7-16/h1-13,19,22H,(H,26,27)/p+1/t19-/m1/s1/fC21H17N4O4S/h23,26H/q+1 62026094F355ED29