Using CC1(C)CN(c2ccccc2NC(=S)NC(=O)c2ccccc2)c2ccccc21 to produce CC1(C)CN(c2ccccc2NC(N)=S)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.