Desain senyawa penghambat ER-Alfa Analog Kurkumin TetrahidroIndazol, Sintesis, dan Uji Sitotoksik Terhadap Beberapa Sel Kanker = Design of ER-Alpha inhibitor compounds, Tetrahydro-Indazole Analogs of Curcumin, Synthesis, and Its Cytotoxic Assay Against Some Cancer Cells