p. 277 - 286
(2007/10/02)p. 287 - 298
(2007/10/02)t-butyl 5'-benzyloxycarbonyl-3,4'-bis(2-methoxycarbonylethyl)-3'-methoxycarbonylmethyl-4-methylpyrromethane-5-carboxylate
methyl 3-acetyl-4-oxopentanoate
t-butyl 5-iodo-4-(2-methoxycarbonylethyl)-3-methylpyrrole-2-carboxylate
2-tert-(Butoxycarbonyl)-4-(2-(methoxycarbonyl)ethyl)-3-methylpyrrole
methyl 5-methyl-4,6-dioxoheptanoate