Using COc1cc(C(=O)N2CCC(CCO)(c3ccc(Cl)c(Cl)c3)C2)cc(OC)c1OC, CC(=O)OC(C)=O to produce CCOC(=O)CC1(c2ccc(Cl)c(Cl)c2)CCN(C(=O)c2cc(OC)c(OC)c(OC)c2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.