Using O=C(O)C1(c2ccc(Cl)cc2)CC1, CCCOC(=O)[C@H]1CC[C@H](C(CN)NC(=O)OC(C)(C)C)CC1 to produce CCCOC(=O)[C@H]1CC[C@H](C(CNC(=O)C2(c3ccc(Cl)cc3)CC2)NC(=O)OC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.