Using Nc1ncc(-c2ccc(C(=O)O)nc2)cn1, CC(C)(C)OC(=O)[C@@H](N)C(C)(C)C to produce CC(C)(C)OC(=O)[C@@H](NC(=O)c1ccc(-c2cnc(N)nc2)cn1)C(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.