Using NNC(N)=S, CC(C)CCCC(C)NC(=O)CCC(=O)c1ccccc1 to produce CC(C)CCCC(C)NC(=O)CCC(=NNC(N)=S)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.