Using N#Cc1cccc(N=C=O)c1, CCOc1cc(Br)ccc1CCO to produce CCOc1cc(Br)ccc1CCOC(=O)Nc1cccc(C#N)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.