Using O=Cc1ccc2c(c1)OCO2, CC(=O)c1ccccc1OCC(C)C to produce CC(C)COc1ccccc1C(=O)/C=C/c1ccc2c(c1)OCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.