(8R,8aS)-8-(tert-butyldimethylsilanyloxy)-3,5,6,7,8,8a-hexahydroindolizine

(1S,2R,8R,8aR)-1,2,8-三乙酰氧基-八氢-5-氧基吲嗪

2,3:5,6-di-O-isopropylidene-D-mannose oxime

(R)-((4S,5R)-5-Aminomethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methanol

[(4R,5R)-5-((2R,3S)-3-Formyl-oxiranyl)-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl]-carbamic acid benzyl ester