[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a coordination complex of nickel. Nickel is a chemical compound with the atomic number 28. It is found abundantly in nature in laterite ore minerals, such as limonite, garnierite, and pentlandite. Nickel has a biological role and is found in certain enzymes, including urease, hydrogenase, methylcoenzyme M reductase, and carbon monoxide dehydrogenase. (L40, L41)"}, {"from": "gpt", "value": "[C][Branch1][Ring1][C][N][N].[C][Branch1][Ring1][C][N][N].[Cl][Ni][Cl]"}]