Using O=c1c2ccccc2oc2cc(O)cc(O)c12, CCCCCCCCBr to produce CCCCCCCCOc1cc(O)c2c(=O)c3ccccc3oc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.