Using Oc1ccccc1, CC(C)(C)OC(=O)N1CCc2c(n(CCCCl)c3ccccc23)CC1 to produce CC(C)(C)OC(=O)N1CCc2c(n(CCCOc3ccccc3)c3ccccc23)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.