InChI=1/C22H18N2O4S/c1-15-14-29-22-23-17(11-20(25)24(15)22)13-28-21(26)18-9-5-6-10-19(18)27-12-16-7-3-2-4-8-16/h2-11,14H,12-13H2,1H3/p+1/fC22H19N2O4S/h23H/q+1 847E36B6C66E81E0