Using c1cc[nH]c1, Cn1c(-c2ccc(CBr)cc2)cc2onc(-c3ccccc3)c2c1=O to produce Cn1c(-c2ccc(Cn3cccc3)cc2)cc2onc(-c3ccccc3)c2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.