Using CCOC(CCl)OCC, COC(=O)c1cccc(-c2cc(Br)c(N)nn2)c1 to produce COC(=O)c1cccc(-c2cc(Br)c3nccn3n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.