Sentence: Contribution of moxifloxacin or levofloxacin in second-line regimens with or without continuation of pyrazinamide in murine tuberculosis .
Drug combination annotation:
[{'class': 'POS', 'spans': ['moxifloxacin', 'pyrazinamide'], 'is_context_needed': True}, {'class': 'POS', 'spans': [1, 2], 'is_context_needed': True}]