Using CC1(C)OCC(COS(C)(=O)=O)O1, CCCCCCCCCCCCCCc1ccc(O)cc1 to produce CCCCCCCCCCCCCCc1ccc(OCC2COC(C)(C)O2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.