Sesquiterpenoids from Stem Bark of Chisocheton lasiocarpus and Their Cytotoxic Activity against MCF-7 Breast Cancer Cell oleh Unang Supratman, Samuel San Parulian, Nurlelasari Nurlelasari, Al Arofatus Naini, Tri Mayanti, Erina Hilmayanti, Desi Harneti, Darwati Darwati, Rani Maharani, Kindi Farabi, Risyandi Anwar, Sofa Fajriah, Muhamad Nurul Azmi, Yoshihito Shiono