Using CCOC(=O)c1ccc(C#Cc2ccc3c(c2)C(c2ccc(C(C)C)cc2)=CC(C)(C)S3)cc1 to produce CCc1ccc(C2=CC(C)(C)Sc3ccc(CCc4ccc(C(=O)O)cc4)cc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.