Using CCOC(=O)c1ccc(NCCBr)cc1, Oc1cccc2c1CCCC2 to produce CCOC(=O)c1ccc(NCCOc2cccc3c2CCCC3)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.