[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a non-reducible crosslinker for collagen. This compound is fluorescent and is found in mature bone and cartilage collagens. Pyridinoline found in the blood can be an indicator of bone degradation."}, {"from": "gpt", "value": "[C][=C][Branch2][Ring2][Branch2][C][=Branch2][Ring1][#Branch2][=C][Branch2][Ring1][Branch1][C][=N+1][Ring1][=Branch1][C][C@@H1][Branch1][N][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][N][O][O][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][N]"}]