dimethyl (benzyloxy)((4R,5S)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl)methylphosphonate

methyl hydrogen (benzyloxy)((4R,5S)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl)methylphosphonate

tert-butyl (2R,3S,4S,5S,αR)-2,4,5-trihydroxy-3-[N-but-3′-enyl-N-(α-methyl-p-methoxybenzyl)amino]-4,5-O-isopropylidenehept-6-enoate