Question: what type of chemicals are dhea and androstenedione
[{'answer': 'endogenous steroid hormone', 'provenance': [{'wikipedia_id': '8807', 'title': 'Dehydroepiandrosterone', 'start_paragraph_id': 1, 'start_character': 67, 'end_paragraph_id': 1, 'end_character': 93, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '8807', 'title': 'Dehydroepiandrosterone', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 553, 'bleu_score': 0.866078228701154, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16045994621996288397}, 'section': 'Section::::Abstract.'}]}]