1. Department of Chemistry, SRM IST, Kattankulathur, Chennai, Tamil Nadu, India
2. Department of Chemistry, The Gandhigram Rural Institute-Deemed to be University, Gandhigram, Dindigul District, Tamilnadu-624 302, India
3. Department of Advanced Organic Materials Engineering, Chungnam National University, 220 Gung-dong, Yuseong-gu, Daejeon, 305-764, Republic of Korea
4. School of Chemical and Biotechnology, SASTRA Deemed University, Thirumalaisamudaram, Thanjavur, Tamil Nadu, 613 401, India
5. The Hormel Institute, University of Minnesota, 801 16th Ave NE, Austin, MN 55912, USA