(E)-4-((4R,5S,4'S)-2,2-Dimethyl-2'-oxo-[4,4']bi[[1,3]dioxolanyl]-5-yl)-but-2-enoic acid ethyl ester

(1R,5S)-6,8-Dioxa-bicyclo[3.2.1]oct-2-ene

2,3-di-O-benzyl-4,5-O-isopropylidene-aldehydo-L-arabinose

(E)-(5S,6S,7S)-5,6-Bis-benzyloxy-7,8-dihydroxy-oct-2-enoic acid methyl ester

甲醇钠