Using COC(=O)CCc1c[nH]cn1, Clc1ccc(-c2cc(CBr)no2)s1 to produce COC(=O)CCc1cn(Cc2cc(-c3ccc(Cl)s3)on2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.