Using CC(C)(C)OC(=O)N[C@@H](CCO)C(=O)O, C=CCBr to produce C=CCOCC[C@H](NC(=O)OC(C)(C)C)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.