[{"from": "human", "value": "Provide a description of this molecule. [C][Branch1][Ring2][C][C][N][C][N]"}, {"from": "gpt", "value": "The molecule is a four carbon diamine produced during tissue decomposition by the decarboxylation of amino acids. Polyamines, including putrescine, may act as growth factors that promote cell division; however, putrescine is toxic at high doses."}]