Using Cc1cccc(C)c1C(=O)NCc1ccc(-c2cc[nH]c(=O)c2)cc1 to produce Cc1cccc(C)c1C(=O)NCc1ccc(C2CCNC(=O)C2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.