1. Department of Chemistry, Faculty of Mathematics and Natural Sciences, IPB University, Bogor, Indonesia
2. Tropical Biopharmaca Research Center- Institute of Research and Community Services, IPB University, Bogor, Indonesia
3. Advanced Research Laboratory - Institute of Research and Community Services, IPB University, Bogor, Indonesia
4. Department of Forest Products, Faculty of Forestry and Environment, IPB University, Bogor, Indonesia