Using COC(=O)CSCCCCCCn1nc(-c2ccccc2)c(-c2ccccc2)c1-c1ccccc1 to produce O=C(O)CSCCCCCCn1nc(-c2ccccc2)c(-c2ccccc2)c1-c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.