Using CC(C)(C)OC(=O)N[C@@H]1CCC[C@H](C(=O)O)C1, [NH4+] to produce CC(C)(C)OC(=O)N[C@H]1CCC[C@@H](C(N)=O)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.