InChI=1/C20H24N4O4S/c1-13-6-7-18(29-13)20(26)21-15-8-10-23(11-9-15)12-19(25)22-16-4-3-5-17(14(16)2)24(27)28/h3-7,15H,8-12H2,1-2H3,(H,21,26)(H,22,25)/p+1/fC20H25N4O4S/h21-23H/q+1 0A35F4FBF5CB7DEB