2,2-Dimethyl-propionic acid 2-{(4aS,5S,7S,8aR)-2,2,4a-trimethyl-7-[(E)-4-(1-phenyl-1H-tetrazol-5-ylsulfanyl)-but-1-enyl]-tetrahydro-pyrano[4,3-d][1,3]dioxin-5-yl}-ethyl ester

2,2-Dimethyl-propionic acid 2-{(4aS,5S,7S,8aR)-2,2,4a-trimethyl-7-[(E)-4-(1-phenyl-1H-tetrazole-5-sulfonyl)-but-1-enyl]-tetrahydro-pyrano[4,3-d][1,3]dioxin-5-yl}-ethyl ester

2,2-dimethyl-propionic acid 2-(6-{7-[4-(tert-butyl-dimethyl-silanyloxy)-6-(3-iodo-allyl)-3-methyl-tetrahydro-pyran-2-yl]-6-methyl-hepta-1,4,6-trienyl}-4-hydroxy-3-hydroxymethyl-3-methyl-tetrahydro-pyran-2-yl)-ethyl ester

2,2-dimethyl-propionic acid 2-(7-{7-[4-(tert-butyl-dimethyl-silanyloxy)-6-(3-iodo-allyl)-3-methyl-tetrahydro-pyran-2-yl]-6-methyl-hepta-1,4,6-trienyl}-2,2,4a-trimethyl-tetrahydro-pyrano[4,3-d][1,3]dioxin-5-yl)-ethyl ester