[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is the naturally occurring oxide of titanium. It is used as a pigment under the names titanium white, Pigment White 6 (PW6), or CI 77891. It is typically extracted from ilmenite, rutile and anatase."}, {"from": "gpt", "value": "[O][=Ti][=O]"}]