[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is an epoxycarotenoid obtained by epoxidation across the 15,15'-double bond of beta-carotene."}, {"from": "gpt", "value": "[C][C][=C][Branch1][=N][C][Branch1][=Branch1][C][C][C][Ring1][=Branch1][Branch1][C][C][C][/C][=C][/C][=Branch2][Ring2][=C][=C][/C][=C][/C][=Branch2][Ring2][=Branch1][=C][/C][O][C][Ring1][Ring1][/C][=C][Branch2][Ring1][#Branch2][/C][=C][/C][=C][Branch2][Ring1][C][/C][=C][/C][=C][Branch1][O][C][C][C][C][Ring1][=Branch1][Branch1][C][C][C][C][\\C][\\C][/C][/C]"}]