Using CCCCOC1=C(O)C(=O)O[C@]1(CC(O)CO)[C@@H](O)CO, OCC1CO1 to produce CCCCOC1=C(OCC(O)CO)C(=O)O[C@]1(CC(O)CO)[C@@H](O)CO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.