(4aS,6S,8aR)-6-(tert-Butyl-diphenyl-silanyloxy)-8a-(2-trimethylsilanyl-ethoxymethoxymethyl)-3,4,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid methyl ester

tert-butyldiphenyl(((4aS,6S,8aS)-8a-(((2-(trimethylsilyl)ethoxy)methoxy)methyl)octahydro-2H-spiro[naphthalene-1,2'-[1,3]dioxolan]-6-yl)oxy)silane

Trifluoro-methanesulfonic acid (4aS,6S,8aS)-6-(tert-butyl-diphenyl-silanyloxy)-8a-(2-trimethylsilanyl-ethoxymethoxymethyl)-3,4,4a,5,6,7,8,8a-octahydro-naphthalen-1-yl ester