Using CC(=O)CCC(=O)CN1C(=O)c2ccccc2C1=O, CCOC(=O)CCCN to produce CCOC(=O)CCCn1c(C)ccc1CN1C(=O)c2ccccc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.