(2R,6S,9R,10R)-13-Azido-2,10-diethyl-9-methoxymethoxy-6-methyl-7-oxo-tridecanethioic acid S-pyridin-2-yl ester

(2R,6S,9R,10R)-13-Azido-2,10-diethyl-9-methoxymethoxy-6-methyl-7-oxo-tridecanoic acid

(4R,5R,8S,12R)-1-Azido-12-(tert-butyl-diphenyl-silanyloxymethyl)-4-ethyl-5-hydroxy-8-methyl-tetradecan-7-one

(3R,7S,10R,11R)-3,11-Diethyl-10-methoxymethoxy-7-methyl-azacyclotetradecane-2,8-dione

(4R,5R,8S,12R)-1-Azido-4-ethyl-12-hydroxymethyl-5-methoxymethoxy-8-methyl-tetradecan-7-one