Sentence: We designed this phase II trial to evaluate the safety , tolerability , and efficacy of the combination of carboplatin , paclitaxel , cetuximab , and bevacizumab in chemotherapy-naive patients with advanced , nonsquamous NSCLC .
Drug combination annotation:
[{'class': 'POS', 'spans': ['carboplatin', 'paclitaxel', 'cetuximab', 'bevacizumab'], 'is_context_needed': True}]