Using CC(C)C(N)CCc1ccc2c(c1)OCCCO2, CC(CNC(=O)OC(C)(C)C)C(=O)O to produce CC(CNC(=O)OC(C)(C)C)C(=O)NC(CCc1ccc2c(c1)OCCCO2)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.