[(1R,1'S,5R,9R)-3-oxo-1-((1'-phenylmethoxy)hexyl)-1,5,6,8a-tetrahydrooxazolo[3,4-a]pyridin-5-yl]acetic acid chloride

(1'R,2R,2'S,6R)-N-benzyl-2-[6-(2'-phenylmethoxy-1'-hydroxy-heptyl)-1,2,3,6-tetrahydro-pyridin-2-yl]-N-(4-hydroxy-butyl)-acetamide

[(1R,1'S,5R,9R)-3-oxo-1-((1'-phenylmethoxy)hexyl)-1,5,6,8a-tetrahydrooxazolo[3,4-a]pyridin-5-yl]acetic acid

2-[1-(1-benzyloxyhexyl)-3-oxo-1,5,6,8a-tetrahydrooxazolo[3,4-a]pyridin-5-yl]-N-{4-[(3-hydroxypropyl)-(toluene-4-sulfonyl)amino]butyl}acetamide

(1'R,2R,2'S,6R)-N-benzyl-2-[6-(2'-phenylmethoxy-1'-hydroxyheptyl)-1,2,3,6-tetrahydropyridin-2-yl]-N-{4-[(3,3-dimethoxypropyl)(toluene-4-sulfonyl)amino]butyl}acetamide