4-Nitrobenzyl (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[(1S)-1-methyl-2-(2-pyridyl)ethylthio]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate 生成
Sodium (4R,5S,6S)-6-[(1R)-1-hydroxyethyl]-4-methyl-3-[(1S)-1-methyl-2-(2-pyridyl)ethylthio]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate