Using O=C([O-])[O-], O=C1NC(=S)NC1(c1ccccc1)c1ccccc1 to produce CSC1NC(=O)C(c2ccccc2)(c2ccccc2)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.