Using CNC, O=C(NCC#CCCl)C(O)(c1ccccc1)c1ccccc1 to produce CN(C)CC#CCNC(=O)C(O)(c1ccccc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.