InChI=1/C19H13N3O2S2/c1-10-9-20-19(25-10)21-17(23)15-11-5-4-8-14-16(11)22(18(15)24)12-6-2-3-7-13(12)26-14/h2-9,15H,1H3,(H,20,21,23)/t15-/m1/s1/f/h21H 3CBB77AE198F1A1A