Using COc1ccc2c(c1)c(CC(=O)O)c(C)n2C(=O)c1ccc(Cl)cc1, SCc1ccccn1 to produce COc1ccc2c(c1)c(CC(=O)OSCc1ccccn1)c(C)n2C(=O)c1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.