Using CCSCC[C@@H]1C(C(=O)O)OC(C)(C)N1C(=O)OC(C)(C)C, CC(C)(C)C(=O)OCCl to produce CCSCC[C@@H](N)C(O)C(=O)OCOC(=O)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.