Using CC[C@@H]1Oc2ccccc2NC(=O)[C@@H]1NC(=O)OC(C)(C)C to produce CC[C@@H]1Oc2ccccc2NC(=O)[C@@H]1N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.