Using CC(C)(C)OC(=O)c1cc(N)ccc1OC(C)(C)C, CC(=O)NC(CS)C(=O)O to produce CC(=O)NC(CS)C(=O)Nc1ccc(O)c(C(=O)O)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.