Using ClCc1cc(Cc2ccccc2)ccn1, CCOC(=O)CC(=O)OCC to produce CCOC(=O)C(Cc1cc(Cc2ccccc2)ccn1)C(=O)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.