Using Cc1cn(CCCCCl)c(=O)[nH]c1=O, Clc1ccc(CN2CCNCC2)c(Cl)c1 to produce Cc1cn(CCCCN2CCN(Cc3ccc(Cl)cc3Cl)CC2)c(=O)[nH]c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.