InChI=1/C23H21N3O4S/c1-3-31(27,28)19-9-10-21(29-2)20(13-19)26-23-25-15-22(30-23)17-7-4-6-16(12-17)18-8-5-11-24-14-18/h4-15H,3H2,1-2H3,(H,25,26)/f/h26H E1CEB6F3F3271A77