Using O=C1CCC(=O)N1Br, Cc1cc(C#N)ccc1N=C(c1ccccc1)c1ccccc1 to produce N#Cc1ccc(N=C(c2ccccc2)c2ccccc2)c(CBr)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.