InChI=1/C17H18N4O6S/c1-26-20-12-10-16(17(22)19-23)21(11-12)28(24,25)15-4-2-13(3-5-15)27-14-6-8-18-9-7-14/h2-9,16,23H,10-11H2,1H3,(H,19,22)/b20-12-/t16-/m1/s1/f/h19H 13D99E4394B4E957