[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a potent, selective and competitive, cyanopyrrolidine-based, orally bioavailable inhibitor of dipeptidyl peptidase 4 (DPP-4), with hypoglycemic activity. Saxagliptin is metabolized into an, although less potent, active mono-hydroxy metabolite."}, {"from": "gpt", "value": "[C][C@@H1][C][C@@H1][Ring1][Ring1][N][Branch1][=Branch1][C@@H1][Ring1][=Branch1][C][#N][C][=Branch1][C][=O][C@H1][Branch2][Ring1][Branch2][C][C][C@H1][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][C][C][Branch1][Ring2][C][Ring1][#Branch1][Branch1][Ring2][C][Ring1][#Branch2][O][N]"}]