Ameera-3, A Phase 2 Trial Of Sar439859 Vs Endocrine Monotherapy In Pre- And Post-Menopausal, Estrogen Receptor-Positive (Er Plus )/Human Epidermal Growth Factor Receptor 2-Negative (Her2-), Locally Advanced Or Metastatic Breast Cancer (Bc) With Prior Exposure To Hormonal Therapies