Using NC(=O)Cc1ccccc1, CN(C)c1ccc(C=O)cc1 to produce CN(C)c1ccc(C(NC(=O)Cc2ccccc2)NC(=O)Cc2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.