Affiliation: | 1.Applied Organic Chemistry Department, National Research Centre, Dokki, Cairo, 12311, Egypt ;2.Photochemistry Department, National Research Centre, Dokki, Cairo, 12311, Egypt ;3.Chemistry of Natural Products and Microbial Products Department, National Research Centre, Dokki, Cairo, 12311, Egypt ;4.Tanning Materials and Leather Technology Department, National Research Centre, Dokki, Cairo, 12311, Egypt ; |