[{"from": "human", "value": "Please give me some details about this molecule. [C][C][Branch1][C][C][Branch1][C][C][C][=C][C][Branch1][#Branch2][C][C][C][=Branch1][C][=O][O][Ring1][=Branch1][C][=C][Branch1][Branch1][C][Ring1][O][=O][C][Branch1][C][C][Branch1][C][C][C]"}, {"from": "gpt", "value": "The molecule is an oxaspiro compound that is 1-oxaspiro[4.5]deca-6,9-diene-2,8-dione carrying two additional tert-butyl substituents at positions 7 and 9. It is an oxaspiro compound, a lactone, an enone and a cyclic ketone."}]