Using CCOC(=O)[C@H](C[C@H](Cc1ccc(C(C)(C)C)cc1)C(C)C)NC(=O)OC(C)(C)C to produce CC(C)[C@@H](Cc1ccc(C(C)(C)C)cc1)C[C@@H](C=O)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.