Using CCOC(=O)C1CCN(Cc2ccc3cc(CC4CCC(C(C)(C)C)CC4)ccc3c2)CC1 to produce CC(C)(C)C1CCC(Cc2ccc3cc(CN4CCC(C(=O)O)CC4)ccc3c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.