Using CC(C)(CC(=O)O)NC(=O)OC(C)(C)C, NC1CCc2cccnc2NC1=O to produce CC(C)(CC(=O)NC1CCc2cccnc2NC1=O)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.