**Acknowledgements**

The authors are thankful to SICART (Sophisticated Instrument Centre for Applied Research and Testing), DST, India for GC-MS analyses. Charutar Vidya Mandal (CVM), Vallabh Vidyanagar, Gujarat, India and Director of Ashok and Rita Patel Institute of Integrated Studies and Research in Biotechnology and Allied Sciences (ARIBAS), New Vallabh Vidyanagar 388,121, Gujarat, India, thankful for providing necessary support research and laboratory facility.
