(2017/08/25)
(4-nitrophenyl)methyl (4R,5R,6S)-3-[(diphenoxyphosphinyl)oxy]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
(2S-cis)-3-[[(4-mercapto-2-pyrrolidinyl)carbonyl]amino]benzoic acid monohydrochloride
(4-nitrophenyl)methyl (4R,5S,6S)-3-[[(3S,5S)-5-[[(-carboxyphenyl)amino]carbonyl]-1-[[(4-nitrophenyl)methyoxy]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate