Using NC1(c2cccc(Cl)c2)CCC1, O=C(O)Cn1nc(-c2ccc(Cl)cc2)n(C2CC2)c1=O to produce O=C(Cn1nc(-c2ccc(Cl)cc2)n(C2CC2)c1=O)NC1(c2cccc(Cl)c2)CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.