[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a carbotricyclic compound. It has a role as an antidepressant. It derives from a hydride of a dibenzo[a,d][7]annulene."}, {"from": "gpt", "value": "[C][N][C][C][C][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][C][=C][Ring1][#C][Ring1][=Branch1]"}]