Using CCOC(C)=O, Oc1cnccc1CCCOc1cccnc1Oc1cccc(Br)c1 to produce COc1cnccc1CCCOc1cccnc1Oc1cccc(Br)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.