Using ClCc1csc(-c2ccccc2)n1, COC(=O)C=Cc1cccc(O)c1 to produce COC(=O)C=Cc1cccc(OCc2csc(-c3ccccc3)n2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.