1. Applied Organic Chemistry Department; National Research Centre; Dokki Giza 12622 Egypt
2. Chemistry Department, Faculty of Science; Ain Shams University; Abbasia Cairo 11566 Egypt
3. Chemistry of Natural and Microbial Products Department; National Research Centre; Dokki Giza 12622 Egypt
4. Center of Excellence, Advanced Materials and Nanotechnology Group; National Research Centre; Dokki Giza 12622 Egypt