153172-31-7
5-O-[(tert-butyl)dimethylsilyl]-1,4-dideoxy-1,4-imino-2,3-O-isopropylidene-D-ribitol
→
153172-33-9
(3aR,4R,6aS)-4-(((tert-butyldimethylsilyl)oxy)methyl)-2,2-dimethyl-4,6a-dihydro-3aH-[1,3]dioxolo[4,5-c]pyrrole
209799-67-7
7-[(2S,3S,4R,5R)-3,4-二羟基-5-(羟甲基)-2-吡咯烷基]-3,5-二氢-4H-吡咯并[3,2-D]嘧啶-4-酮