[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is an ammonium ion derivative. It is a conjugate acid of a benzathine(1+)."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][NH2+1][C][C][NH2+1][C][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]