Using CCOC(=O)C(C)(CCCCC(=O)CCCCC(C)(C(=O)OCC)C(=O)OCC)C(=O)OCC to produce CCOC(=O)C(C)(CCCCC(=O)CCCCC(C)(C(=O)O)C(=O)OCC)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.