Using CN1CCCC1CCNC(N)=S, O=C(CCl)C1(c2ccc(Cl)cc2)CCCCC1 to produce CN1CCCC1CCNc1nc(C2(c3ccc(Cl)cc3)CCCCC2)cs1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.