Using Cn1cncc1Br, Cc1cc(C=O)cc2c(Cl)c(-c3ccccc3)c(Cl)nc12 to produce Cc1cc(C(O)c2cncn2C)cc2c(Cl)c(-c3ccccc3)c(Cl)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.