Using N#Cc1cccc(COC(=O)c2cc(Br)ccc2OCc2cccc(C#N)c2)c1 to produce N#Cc1cccc(COc2ccc(Br)cc2C(=O)O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.