Using Clc1ncnc2[nH]ccc12, Cc1cccc2cc(CCl)c(-c3ccccc3Cl)nc12 to produce Cc1cccc2cc(Cn3ccc4c(Cl)ncnc43)c(-c3ccccc3Cl)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.