Using C=CCN1N=C(C)CC1=O, O=C(Cl)c1ccc(Cl)cc1Cl to produce C=CCn1nc(C)c(C(=O)c2ccc(Cl)cc2Cl)c1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.