Data on synthesis and characterization of new p-nitro stilbene Schiff bases derivatives as an electrochemical DNA potential spacer oleh Nur Zafirah Mohd Izham, Hanis Mohd Yusoff, Irshad Ul Haq Bhat, Tomoaki Endo, Hiroshi Fukumura, Eunsang Kwon, Shin-Ichiro Yoshida, Asnuzilawati Asari, Uwaisulqarni M. Osman, Mohd Sukeri Mohd Yusof