InChI=1/C15H12N2O3S3/c1-23(19,20)11-5-6-12-13(9-11)22-15(16-12)17-14(18)7-4-10-3-2-8-21-10/h2-9H,1H3,(H,16,17,18)/b7-4+/f/h17H 58C28C045CC66B34