Using CC(=O)OC(C)=O, O=C(O)C1(c2ccccc2Sc2ccccc2)CCNCC1 to produce CC(=O)N1CCC(C(=O)O)(c2ccccc2Sc2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.