Using CC(C)(C)OC(=O)N1CCOC(c2ccc(Cl)c(Cl)c2)C(CC(N)=O)C1 to produce NC(=O)CC1CNCCOC1c1ccc(Cl)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.