p. 17 - 21
(2007/10/02)penicilin V
(4S)-2t-[(R)-tert-butoxycarbonyl-(2-phenoxy-acetylamino)-methyl]-5,5-dimethyl-thiazolidine-4r-carboxylic acid
(4S)-2c-((S)-tert-butoxycarbonyl-phthalimido-methyl)-5,5-dimethyl-thiazolidine-4r-carboxylic acid
(4S)-2t-((R)-tert-butoxycarbonyl-phthalimido-methyl)-5,5-dimethyl-thiazolidine-4r-carboxylic acid
(4S)-2t-((R)-amino-tert-butoxycarbonyl-methyl)-5,5-dimethyl-thiazolidine-4r-carboxylic acid