Sentence: Randomized phase II trial of carboplatin and paclitaxel with or without lonafarnib in first-line treatment of epithelial ovarian cancer stage IIB-IV .
Drug combination annotation:
[{'class': 'NEG', 'spans': ['carboplatin', 'paclitaxel', 'lonafarnib'], 'is_context_needed': True}, {'class': 'POS', 'spans': [0, 1], 'is_context_needed': True}]