[{"from": "human", "value": "Provide a description of this molecule. [C][C][=C][Branch1][S][C][Branch1][=Branch2][C][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][O][Branch1][C][C][C][/C][=C][/C][=Branch1][O][=C][/C][=C][\\C][=Branch1][Ring2][=C][\\C][=O][\\C][/C]"}, {"from": "gpt", "value": "The molecule is a retinal that is 11-cis-retinal substituted at position 3 on the cyclohexenyl ring by a hydroxy group (the R-enantiomer). It is functionally related to an 11-cis-retinal."}]