[{"from": "human", "value": "Could you provide a description of this molecule? [C][C@@][C@H1][Branch2][Ring2][=N][C][C][C@@][Branch2][Ring1][P][C@@H1][Ring1][=Branch1][C@@H1][Branch2][Ring1][Branch1][C@][C@H1][Ring1][Branch1][C][C][C@H1][Branch1][Ring2][C][Ring1][=Branch1][C][=Branch1][C][=C][C@H1][Ring1][=Branch2][O][C][=Branch1][C][=O][O][O][C][Ring2][Ring1][=Branch1][=O][O]"}, {"from": "gpt", "value": "The molecule is a C19-gibberellin, initially identified in Pyrus communis. It differs from gibberellin A1 in the absence of an OH group at C-2 and the presence of a beta-OH at C-9 (all gibbane numbering). It has a role as a plant metabolite. It is a C19-gibberellin, a gibberellin monocarboxylic acid and a lactone."}]