Using CC1=C(C(=O)OC(C)C)C(c2cccc(Cl)c2Cl)C2=C(CCCC2=O)N1 to produce Cc1nc2c(c(-c3cccc(Cl)c3Cl)c1C(=O)OC(C)C)C(=O)CCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.