methyl {3-[2-(benzyloxy)-1-(octanoylamino)ethyl]phenyl}acetate

2-(3-benzyloxyphenyl)-1-(tert-butyldimethylsilyloxy)-2-(octanoylamino)ethyl

1-(tert-butyldimethylsilyloxy)-2-(3-trifluoromethansulfonyloxyphenyl)-2-(octanoylamino)ethyl