Using CON(C)C(=O)[C@@H]1C[C@H](C)CN1C(=O)OC(C)(C)C to produce C[C@H]1C[C@@H](C=O)N(C(=O)OC(C)(C)C)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.