1. Departement of Chemistry, Faculty of Science and Technology, Universitas Airlangga, Surabaya 60115, Indonesia
2. Biotechnology of Tropical Medicinal Plants Research Group, Universitas Airlangga, Indonesia
3. Bioinformatic Laboratory, UCoE Research Center for Bio-Molecule Engineering, Universitas Airlangga, Surabaya, Indonesia
4. Department of Biology, Faculty of Science and Technology, Universitas Airlangga, Surabaya 60115, Indonesia
5. PhD Student of Mathematics and Natural Sciences, Faculty of Science and Technology, Universitas Airlangga, Komplek Kampus C UNAIR, Jl. Mulyorejo, Surabaya, 60115, Indonesia
6. Departement of Chemistry, Yadanarbon University, Amarapura Township, Mandalay, Myanmar
7. Faculty of Pharmacy, Meijo University, 150 Yagotoyama, Tempaku, Nagoya, 468-8503 Japan