(-)-5-O-(diphenyl-t-butylsilyl)-2,3-O-(thiocarbonyl)-D-ribono-1,4-lactone

(S)-(-)-5-羟甲基-2(5H)-呋喃酮

叔丁基二苯基氯硅烷

methyl (S)-4,5-dihydroxy-4,5-O-isopropylidene-2-pentenoate

(3R,4S,5R)-5-((tert-butyldiphenylsilyloxy)methyl)-3,4-dihydroxydihydrofuran-2(3H)-one