114037-60-4 L-threo-Pentonamide, 5-cyclohexyl-2,4,5-trideoxy-N-(1-(((2-hydroxy-1-(hydroxymethyl)-1-methylethyl)amino)carbonyl)-2-methylbutyl)-4-((N-(N-(1-oxo-3-(3-pyridinyl)propyl)-L-phenylalanyl)-L-histidyl)amino)-, (S-(R*,R*))- SR 43845 SR-43845