- Broad-spectrum antiviral activities of neplanocin A, 3-deazaneplanocin A, and their 5'-nor derivatives. De Clercq, E., Cools, M., Balzarini, J., Marquez, V.E., Borcherding, D.R., Borchardt, R.T., Drach, J.C., Kitaoka, S., Konno, T. Antimicrob. Agents Chemother. (1989)









