Using CC(C)(C)OC(=O)N[C@H]1CC[C@@H](O)[C@H](SC(=O)c2ccccc2)C1 to produce CC(C)(C)OC(=O)NC1CCC(=O)C(SC(=O)c2ccccc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.