Using COC(=O)CCc1c(O)cccc1OCCCCCO, CCOC(=O)CCCCBr to produce CCOC(=O)CCCCOc1cccc(OCCCCCO)c1CCC(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.