Sentence: Our study involves a preliminary phase II trial , which evaluates the activity , feasibility and tolerability of a sequential combination of docetaxel and gemcitabine followed by docetaxel and carboplatin , as first-line treatment for inoperable NSCLC .
Drug combination annotation:
[{'class': 'POS', 'spans': ['docetaxel', 'gemcitabine', 'carboplatin'], 'is_context_needed': True}]