Using CC(C)(C)OC(=O)CN=C(c1ccccc1)c1ccccc1, C=CCCBr to produce C=CCCC(N=C(c1ccccc1)c1ccccc1)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.