Chloramphenicol-d5 is the deuterium labeled Chloramphenicol. Chloramphenicol is a broad-spectrum antibiotic against bacterial infections[1][2].
References:
[1]. Jardetzky, O., Studies on the mechanism of action of chloramphenicol. I. The conformation of chlioramphenicol in solution. J Biol Chem, 1963. 238: p. 2498-508.
[2]. Wolfe, A.D. and F.E. Hahn, Mode of Action of Chloramphenicol. Ix. Effects of Chloramphenicol Upon a Ribosomal Amino Acid Polymerization System and Its Binding to Bacterial Ribosome. Biochim Biophys Acta, 1965. 95: p. 146-55.