Using CC(C)(C)OC(=O)N1CC(CO)C(N)(c2ccccc2)C1, O=C(N=C=S)c1ccccc1 to produce CC(C)(C)OC(=O)N1CC(CO)C(NC(=S)NC(=O)c2ccccc2)(c2ccccc2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.