Using CC(=O)NC(C)c1ccc(Cl)c(N)c1, O=c1ccccn1C(=S)n1ccccc1=O to produce CC(=O)NC(C)c1ccc(Cl)c(N=C=S)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.