Using C=CCC1(C(=O)OCC)CCCC1=O, NNc1cc(Cl)ccc1Cl to produce C=CCC1(C(=O)OCC)CCCC1=NNc1cc(Cl)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.