Using N#Cc1cccc(B(O)O)c1, COC1CC2(Cc3ccc(Br)cc3C2=O)CC1OC to produce COC1CC2(Cc3ccc(-c4cccc(C#N)c4)cc3C2=O)CC1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.