InChI=1/C15H14N4O4S/c1-9-13-6-11(7-17-15(13)23-19-9)14(20)18-12-4-2-10(3-5-12)8-24(16,21)22/h2-7H,8H2,1H3,(H,18,20)(H2,16,21,22)/f/h18H,16H2 B25CD3DD078FA8CD