[{"from": "human", "value": "Describe this molecule. [2H][C][=C][Branch1][P][C][=Branch1][=N][=C][Branch1][=Branch2][C][=Branch1][Branch1][=C][Ring1][=Branch1][2H][2H][2H][2H][2H]"}, {"from": "gpt", "value": "The molecule is a deuterated compound, a member of benzenes, an aromatic annulene and a volatile organic compound."}]