Using CCCNC1CCc2ncsc2C1, O=CCCCC(=O)NC1Cc2ccccc2C1 to produce CCCN(CCCCC(=O)NC1Cc2ccccc2C1)C1CCc2ncsc2C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.