Using CC(C)(C)OC(=O)N1CCN(C(=O)CCl)CC1, COC(=O)/C=C/C(=O)O to produce COC(=O)/C=C/C(=O)OCC(=O)N1CCNCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.