4-[[1-[4-[[(1R)-1-[[(1S)-4-(acetyl-hydroxy-amino)-1-[[(2R)-2-[[(2S,3R) -2-[[(2S)-2,6-diaminohexanoyl]amino]-3-hydroxy-butanoyl]amino]-3-hydro xy-propanoyl]carbamoyl]butyl]-(1-hydroxy-2-oxo-3-piperidyl)carbamoyl]e thyl]carbamoyl]-3,4,5,6-tetrahydropyrimidin-2-yl]-2-(4-hydroxyphenyl)e thyl]carbamoyl]-2-amino-butanoic acid