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