InChI=1S/C14H13N3O5S2/c1-17-11(13(20)16-14-15-6-8(7-18)23-14)12(19)9-4-2-3-5-10(9)24(17,21)22/h2-6,18-19H,7H2,1H3,(H,15,16,20)