Using CCOC(=O)c1ccc(NC(=O)CC)c(N)c1, Fc1ccc(COc2ccc(CBr)cc2)cc1 to produce CCOC(=O)c1ccc2nc(CC)n(Cc3ccc(OCc4ccc(F)cc4)cc3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.