2-[(4-nitrophenyl)methoxycarbonylamino]acetic acid

N-{[(4-硝基苄基)氧基]羰基}丙氨酸

(4R,5S,6S)-6-((R)-1-Hydroxy-ethyl)-4-methyl-3-{(2R,3R)-2-[(4-nitro-benzyloxycarbonylamino)-methyl]-tetrahydro-furan-3-ylsulfanyl}-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 1-cyclohexyloxycarbonyloxy-ethyl ester

(4R,5S,6S)-6-((R)-1-Hydroxy-ethyl)-4-methyl-3-{(2R,3R)-2-[(4-nitro-benzyloxycarbonylamino)-methyl]-tetrahydro-furan-3-ylsulfanyl}-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid 1-ethoxycarbonyloxy-ethyl ester

(4R,5S,6S)-6-((R)-1-Hydroxy-ethyl)-4-methyl-3-{(2R,3R)-2-[(4-nitro-benzyloxycarbonylamino)-methyl]-tetrahydro-furan-3-ylsulfanyl}-7-oxo-1-aza-bicyclo[3.2.0]hept-2-ene-2-carboxylic acid ethoxycarbonyloxymethyl ester