Using CSc1c[nH]c2cc(C(=O)N3CCOCC3)ccc12, Clc1ncc(Br)cn1 to produce CSc1cn(-c2ncc(Br)cn2)c2cc(C(=O)N3CCOCC3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.