1 Pharmacognosy and Medicinal Plants Department, Faculty of Pharmacy (Girls), Al-Azhar University, Cairo 4450113, Egypt.
2 Plant Biochemistry Department, Agricultural and Biology Research Institute, National Research Centre, 33 El-Bohouth Street (Former El-Tahrir Street), Dokki, Cairo 12622, Egypt.
3 Chemistry of Tanning Materials and Leather Technology Department, Chemical Industries Research Institute, National Research Centre, 33 El-Bohouth Street (Former El-Tahrir Street), Dokki, Cairo 12622, Egypt.