Using CNC, O=Cc1cccc(OCCCN2C(=O)c3ccccc3C2=O)c1 to produce CN(C)Cc1cccc(OCCCN2C(=O)c3ccccc3C2=O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.