[{"from": "human", "value": "Please give me some details about this molecule. [C][C][C][Branch1][Branch1][NH2+1][C][Ring1][Branch1][C][=C][N][=C][C][=C][Ring1][=Branch1]"}, {"from": "gpt", "value": "The molecule is the conjugate acid of nornicotine; major microspecies at pH 7.3. It is a pyridine alkaloid and a pyrrolidine alkaloid."}]