p. 3606 - 3609
(2011/03/17)p. 757 - 770
(2007/10/03)p. 2201 - 2206
(2007/10/02)p. 4903 - 4906
(2007/10/02)p. 2783 - 2786
(2007/10/02)p. 4221 - 4224
(2007/10/02)(3S,4R)-3-[(1R)-(tert-butyldimethyl-silyloxy)ethyl]-4-[3-(4-nitrobenzyloxy)carbonyl-2-oxo-3-diazopropyl]azetidin-2-one
(3S,4R)-3-<(R)-1'-(dimethyl-t-butylsilyloxy)ethyl>-4-oxoazetidin-2-carboxylic acid
4-nitrobenzyl 3-((tert-butyldimethylsilyl)oxy)-2-diazobut-3-enoate
(3R,4R)-3-[(R)-1-(tert-butyldimethylsilyloxy)ethyl]-4-acetoxyazetidin-2-one
(3S,4R)-benzyl 3-((R)-1-(tert-butyldimethylsilyloxy)ethyl)-azetidin-2-one-4-carboxylate
(5R,6S)-6-((R)-1-Hydroxy-ethyl)-3-[2-(4-nitro-benzyloxycarbonylamino)-ethylsulfanyl]-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester
p-nitrobenzyl (5R,6S)-3-<(E)-2-acetamidoethylthio>-6-<(R)-1-hydroxyethyl>-7-oxo-1-azabicyclo<3.2.0>hept-2-ene-2-carboxylate
N-formimidoyl thienamycin
thienamycin
(5R,6S)-6-((R)-1-Hydroxy-ethyl)-7-oxo-3-(pyrrolidine-1-carbothioylsulfanyl)-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 4-nitro-benzyl ester