(3S,4R)-(+)-4-benzyloxy-1,1-dibromo-2-methylpent-1-ene

(2'R,3'S,6'S,8'R,10'R)-(E)-(+)-4-(10'diphenyl-t-butylsiloxy-2',3'-dimethyl-1',7'-dioxaspiro<5.5>undecan-8'-yl)-2-methylbut-2-enol

(2R,3S,6S,8R,10R)-(+)-10-diphenyl-t-butylsilyloxy-8-cyanomethyl-2,3-dimethyl-1,7-dioxaspiro<5.5>undecane

(2R,3S,6S,8S,10S)-(+)-10-diphenyl-t-butylsilyloxy-2,3-dimethyl-8-(p-tolylsulphonyloxy)methyl-1,7-dioxaspiro<5.5>undecane

(2R,3S,6S,8S,10R)-(E)-10-diphenyl-t-butylsiloxy-2,3-dimethyl-8-(4'-iodo-3'-methylbut-2'enyl)-1,7-dioxaspiro<5.5>undecane

(2'R,3'S,6'S,8'S,10'R)-(E)-(+)-ethyl 4-(10'diphenyl-t-butylsiloxy-2',3'-dimethyl-1',7'-dioxaspiro<5.5>undecane-8'-yl)-2-methylbut-2-enoate

2-(2-benzyloxy-1-methyl-propyl)-11-isopropoxy-5-methyl-1-oxa-benzo[a]anthracene-4,7,12-trione

2-Oxazolidinone,3-[6-[4-[[(1,1-dimethylethyl)diphenylsilyl]oxy]-8,9-dimethyl-1,7-dioxaspiro[5.5]undec-2-yl]-2,4-dimethyl-1-oxo-4-hexenyl]-4-(1-methylethyl)-,[2R-[2a[1(R*),2R*,4Z],4a,6b(8R*,9S*)]]-

2-(5-benzyloxy-4-methyl-hex-2-ynoyl)-1,8-diisopropoxy-3-methyl-anthraquinone

2-(5-benzyloxy-4-methyl-hex-2-ynoyl)-1-hydroxy-8-isopropoxy-3-methyl-anthraquinone

5-benzyloxy-1-(1,8-diisopropoxy-9,10-dimethoxy-3-methyl-anthracen-2-yl)-4-methyl-hex-2-yn-1-ol

2-(5-benzyloxy-1-hydroxy-4-methyl-hex-2-ynyl)-1,8-diisopropoxy-3-methyl-anthraquinone

(2R,3S,6S,8S,10S)-(+)-2,3-dimethyl-10-hydroxy-8-(p-tolylsulphonyloxy)methyl-1,7-dioxaspiro<5.5>undecane