InChI=1/C21H21ClN2O4S/c1-16-13-18(27-12-11-24(2)17-7-9-23-10-8-17)15-19(14-16)28-29(25,26)21-6-4-3-5-20(21)22/h3-10,13-15H,11-12H2,1-2H3/p+1/fC21H22ClN2O4S/h23H/q+1 EE0487C8A37A0379