InChI=1/C26H22N4O4S/c27-25(33)21-13-14-35-26(21)28-22(31)17-34-23(32)12-11-20-16-30(15-18-7-3-1-4-8-18)29-24(20)19-9-5-2-6-10-19/h1-14,16H,15,17H2,(H2,27,33)(H,28,31)/b12-11+/f/h28H,27H2 B3F4A1EFC15DD6A7