1. Department of Biological Sciences, Birla Institute of Technology & Science─Pilani, Hyderabad Campus, Jawahar Nagar, Shamirpet, Hyderabad 500078, India
2. NMR Division, Department of Analytical & Structural Chemistry, CSIR-Indian Institute of Chemical Technology, Ministry of Science and Technology, Uppal Road, Tarnaka, Hyderabad 500007, India