It is of microbial origin and is an N-acyl-pentapeptide, more accurately: isovaleryl-L-valyl-L-valyl-statyl-L-alanyl-statine.
هو من أصل مايكروبي و هو N-acyl-pentapeptide و على وجه التحديد isovaleryl-L-valyl-L-valyl-statyl-L-alanyl-statine.]