[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a polyene that is tridecane carrying trans double bonds at positions 2, 8, and 10 and triple bonds at positions 4 and 6. It is a phytotoxin isolated from the plant, Aethusa cynapium. It has a role as a phytotoxin and a GABAA receptor antagonist. It is an enyne and a polyene."}, {"from": "gpt", "value": "[C][C][/C][=C][/C][=C][/C][#C][C][#C][/C][=C][/C]"}]