Using CN, COC(=O)c1oc(CSCCN2C(=O)c3ccccc3C2=O)cc1-c1ccccc1 to produce CNC(=O)c1oc(CSCCN)cc1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.