Using ClCCCCn1cnc2ccccc21, N#Cc1cccc(N2CCNCC2)c1 to produce N#Cc1cccc(N2CCN(CCCCn3cnc4ccccc43)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.