Using CI, CCCSC1=C(Cc2ccccc2)C(NC(=S)NC(=O)OC)C(=N)C=C1 to produce CCCSC1=C(Cc2ccccc2)C(NC(=NC(=O)OC)SC)C(=N)C=C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.