Using CC(C)(C)OC(=O)NCCCN, Clc1ccc2ncc(Br)n2n1 to produce CC(C)(C)OC(=O)NCCCNc1ccc2ncc(Br)n2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.