Using CC(C)(C)OC(=O)N[C@@](C)(CO)CCc1ccc(O)cc1, CCCCCCCOS(C)(=O)=O to produce CCCCCCCOc1ccc(CC[C@](C)(CO)NC(=O)OC(C)(C)C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.