ethyl 3-((2R,3R,4S,5S)-3-acetamido-5-hydroxy-4-(pentan-3-yloxy)tetrahydrofuran-2-yl)-2-(diethoxyphosphoryl)propanoate

(3R,4S,5R)-4-[(diethoxyphosphoryl)amino]-3-(1-ethylpropoxy)-5-(methanesulfonyloxy)cyclohex-1-enecarboxylic acid ethyl ester

3,4-O-(二乙基甲基亚基)莽草酸乙酯

(3R,4S,5R)-ethyl 4-hydroxy-5-(methoxymethoxy)-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate