p. 1189 - 1202
(2008/09/20)p. 628 - 637
(2007/10/03)diazomethane
(2R,4'R,8a'R)-1-(tert-butoxycarbonyl)-6'-oxotetrahydro-2'H-spiro[pyrrolidine-2,7'-pyrrole[2,1-b][1,3]thiazine]-4'-carboxylic acid
(2RS,4R)-2-<<2'-(R)-N-(tert-butoxycarbonyl)-2'-(methoxycarbonyl)pyrrolidinyl>methyl>thiazinane-4-carboxylic acid
methyl iodide
(2R)-2-(2-oxoethyl)pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl 2-methyl ester