Using Clc1ncccn1, O=C(c1csc(C2CCNCC2)c1)N1CCC[C@@H]2CCCC[C@@H]21 to produce O=C(c1csc(C2CCN(c3ncccn3)CC2)c1)N1CCC[C@@H]2CCCC[C@@H]21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.