InChI=1/C21H24N4O5S/c1-2-3-13-30-18-6-8-19(9-7-18)31(28,29)25-12-11-24(16-20(25)21(26)23-27)15-17-5-4-10-22-14-17/h4-10,14,20,27H,11-13,15-16H2,1H3,(H,23,26)/t20-/m1/s1/f/h23H 1421B87D1C34E5C6