1. Center for Chemistry and Biomedicine, Department of Pharmaceutical Technology, Institute of Pharmacy, University of Innsbruck, Innrain 80/82, 6020 Innsbruck, Austria
2. Department of Pharmacy, COMSATS University Islamabad, Abbottabad Campus, 22060 Abbottabad, Pakistan
3. Institute of Mineralogy and Petrography, University of Innsbruck, Innrain 52, 6020 Innsbruck, Austria