InChI=1/C15H18N4O4S/c1-10(18-15(21)11-6-7-17-9-11)14(20)19-12-4-3-5-13(8-12)24(22,23)16-2/h3-10,16-17H,1-2H3,(H,18,21)(H,19,20)/t10-/m0/s1/f/h18-19H 2891009E45623EC5