Using O=C(O)c1ccccc1, CCOC(=O)[C@@H]1CC=CC[C@H]1O to produce CCOC(=O)[C@@H]1CC=CC[C@@H]1OC(=O)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.