Using O=C(Cl)c1ccc(Cl)cc1, CCOC(=O)/C=C/c1csc(NC2CCNCC2)n1 to produce CCOC(=O)/C=C/c1csc(NC2CCN(C(=O)c3ccc(Cl)cc3)CC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.