[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a C-21 steroid hormone synthesized by the adrenal gland that is a precursor for cortisol and aldosterone and has potential mineralocorticoid activity."}, {"from": "gpt", "value": "[C][C@][C][C][C@H1][C@H1][Branch1][#C][C@@H1][Ring1][=Branch1][C][C][C@@H1][Ring1][=Branch2][C][=Branch1][C][=O][C][O][C][C][C][=C][C][=Branch1][C][=O][C][C][C@][Ring2][Ring1][Ring1][Ring1][#Branch1][C]"}]