InChI=1/C14H10N4O2S3/c1-18-13(20)11-8(3-5-22-11)16-14(18)23-6-9-15-7-2-4-21-10(7)12(19)17-9/h2-5H,6H2,1H3,(H,15,17,19)/f/h17H 21AB8B7C6D0BC26D