{"nct_id":"NCT01872260","title":"Study of LEE011, BYL719 and Letrozole in Advanced ER+ Breast Cancer","status":"ACTIVE_NOT_RECRUITING","status_verified_date":"2025-08","start_date":"2013-10-22","start_date_type":"ACTUAL","primary_completion_date":"2025-12-31","primary_completion_date_type":"ESTIMATED","completion_date":"2025-12-31","completion_date_type":"ESTIMATED","phases":["PHASE1","PHASE2"],"tickers":["NVS"]}