1. Department of Chemistry; Karnatak University; Dharwad 580003 Karnataka India
2. Department of Chemistry; Savitribhai Phule University of Pune; Pune 411007 Maharashtra India
3. School of Chemical Science; Swami Ramanand Teerth Marathwada University; Nanded 431606 Maharashtra India
4. Department of Chemistry; Masaryk University; Kotlarska 2 61137 Brno Czech Republic
5. Central European Institute of Technology (CEITEC); Masaryk University; Kamenice 5 62500 Brno Czech Republic