Using Cc1ccc(S(=O)(=O)n2cc3c(n2)CCCC3(O)c2ccc(Cl)cc2)cc1 to produce Cc1ccc(S(=O)(=O)n2cc3c(n2)CCC=C3c2ccc(Cl)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.