InChI=1/C14H13N3O4S2/c1-2-21-11-4-3-10(7-12(11)23(16,19)20)17-14(18)13-9(8-15)5-6-22-13/h3-7H,2H2,1H3,(H,17,18)(H2,16,19,20)/f/h17H,16H2 AC5253D77ABA44E0