Using O=C1c2ccccc2C(=O)c2c1cc(CBr)c1c2CCC1, CC(=O)[O-] to produce CC(=O)OCc1cc2c(c3c1CCC3)C(=O)c1ccccc1C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.