2,2-Dimethyl-propionic acid (R)-1-((R)-1-methyl-2-phenyl-ethyl)-5-oxo-pentyl ester

2,2-Dimethyl-propionic acid (E)-(1R,8S,9R)-9-benzyloxy-9-((R)-2,2-diethyl-[1,3]dioxolan-4-yl)-8-hydroxy-8-hydroxymethyl-1-((R)-1-methyl-2-phenyl-ethyl)-5-oxo-non-6-enyl ester

2,2-Dimethyl-propionic acid (R)-4-[(1S,3R,4R,5R,6R,7R)-4-benzyloxy-3,5-bis-(tert-butyl-dimethyl-silanyloxymethyl)-6,7-dihydroxy-2,8-dioxa-bicyclo[3.2.1]oct-1-yl]-1-((R)-1-methyl-2-phenyl-ethyl)-butyl ester

2,2-Dimethyl-propionic acid (R)-5-hydroxy-1-((R)-1-methyl-2-phenyl-ethyl)-pentyl ester

2,2-Dimethyl-propionic acid (E)-(R)-7-{(S)-4-[(R)-benzyloxy-((R)-2,2-diethyl-[1,3]dioxolan-4-yl)-methyl]-2-oxo-[1,3]dioxolan-4-yl}-1-((R)-1-methyl-2-phenyl-ethyl)-5-oxo-hept-6-enyl ester