p. 2184 - 2191
(2007/10/02)methanimidic acid phenylmethyl ester hydrochloride
(6S)-<(1R)-hydroxyethyl>-2-(cis-3-aminocyclohexylthio)-(5R)-carbapen-2-em-3-carboxylic acid
(5R,6S)-6-[(R)-1-hydroxyethyl]-3,7-dioxo-1-azabicyclo[3.2.0]heptane-2-carboxylic acid p-nitrobenzyl ester
cis-4-(triphenylmethylthio)-1-(p-nitrobenzyloxycarbonylamino)cyclohexane
cis-4-(triphenylmethylthio)cyclohexanecarboxylic acid