Using CCOP(=O)(OCC)C(c1ccc2ccccc2c1)P(=S)(OCC)OCC to produce O=P(O)(O)C(c1ccc2ccccc2c1)P(O)(O)=S, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.