Using CCOC(=O)OCCl, O=C(N[C@H](Cc1ccc(-c2cccc(Cl)c2)cc1)C[C@@H](O)C(=O)O)c1nn(-c2ccccc2)c(=O)[nH]1 to produce CCOC(=O)OCOC(=O)[C@H](O)C[C@@H](Cc1ccc(-c2cccc(Cl)c2)cc1)NC(=O)c1nn(-c2ccccc2)c(=O)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.