Using O=C1CC[C@@H](C(=O)OCc2ccccc2)N1, CC(C)(C)OC(=O)OC(C)(C)C to produce CC(C)(C)OC(=O)N1C(=O)CC[C@H]1C(=O)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.