Using O=C(O)c1ccc(Cc2ccccc2)cc1, Cc1nc(N)sc1C(=O)NCc1ccccc1 to produce Cc1nc(NC(=O)c2ccc(Cc3ccccc3)cc2)sc1C(=O)NCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.