Using Cc1nc(-c2cc3c(cn2)[nH]c2ccccc23)no1, ClCCCBr to produce Cc1nc(-c2cc3c4ccccc4n(CCCCl)c3cn2)no1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.