Using CCCCCCc1cc2c(cc1Br)C(C)(C)CCC2(C)C, O=C=O to produce CCCCCCc1cc2c(cc1C(=O)O)C(C)(C)CCC2(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.