[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][C][C][C][C][C][=Branch1][C][=O][O][C][/C][=C][Branch1][C][\\C][/C][=C][/C][=C][Branch1][C][\\C][/C][=C][/C][=C][Branch1][O][C][C][C][C][Ring1][=Branch1][Branch1][C][C][C][C]"}, {"from": "gpt", "value": "The molecule is an all-trans-retinyl ester obtained by formal condensation of the carboxy group of octanoic acid with the hydroxy group of all-trans-retinol. It is an all-trans-retinyl ester and an octanoate ester."}]