[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an icosatetraenoic acid in which the four double bonds are located at positions 5, 8, 10 and 12 (the 5Z,8Z,10E,12E-isomer)."}, {"from": "gpt", "value": "[C][C][C][C][C][C][C][/C][=C][/C][=C][/C][=C][\\C][/C][=C][\\C][C][C][C][=Branch1][C][=O][O]"}]