Using COC(=O)c1ccc(C)c(C(CNC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)c1 to produce Cc1ccc(C(=O)O)cc1C(CNC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.