Acetic acid (1R,2S,3R)-2,3,4-triacetoxy-1-{1-acetyl-4-[4-acetyl-5-(4-nitro-phenyl)-4,5-dihydro-[1,3,4]oxadiazol-2-yl]-5-methyl-1H-pyrrol-2-yl}-butyl ester 在
sodium methylate 作用下,
以
甲醇 为溶剂,
以72%的产率得到1,3,4-Oxadiazole,3-acetyl-5-[1-acetyl-2-methyl-5-(1,2,3,4-tetrahydroxybutyl)-1H-pyrrol-3-yl]-2,3-dihydro-2-(4-nitrophenyl)-