Using CC(C)C[C@H](NC(=O)CNC(=O)OC(C)(C)C)B1O[C@@H]2C[C@@H]3C[C@@H](C3(C)C)[C@]2(C)O1 to produce CC(C)C[C@H](NC(=O)CN)B1O[C@@H]2C[C@@H]3C[C@@H](C3(C)C)[C@]2(C)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.