Using COC(=O)CCCOc1c(C)cc2cccnc2c1N1CCCN(C(=O)OC(C)(C)C)CC1 to produce COC(=O)CCCOc1c(C)cc2cccnc2c1N1CCCNCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.