Using C=C(C)OC, COc1cc(NC[C@@H]2CCCN2C(=O)OC(C)(C)C)ccc1Cl to produce COc1cc(N(C[C@@H]2CCCN2)C(C)C)ccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.