Carbonic acid tert-butyl ester (R)-1-[2-(naphthalen-2-ylmethoxy)-ethyl]-but-3-enyl ester

(R)-2,4,6-triisopropyl-N'-(4-((4-methoxybenzyl)oxy)-3-methylbutan-2-ylidene)benzenesulfonohydrazide

(2S,4S,6R,8S,10S)-2-[(R)-4-(4-Methoxy-benzyloxy)-3-methyl-2-methylene-butyl]-4-methyl-8-[2-(naphthalen-2-ylmethoxy)-ethyl]-1,7-dioxa-spiro[5.5]undecane-4,10-diol

Acetic acid (2S,4S,6R,8S,10S)-10-hydroxy-8-[(R)-4-(4-methoxy-benzyloxy)-3-methyl-2-methylene-butyl]-10-methyl-2-[2-(naphthalen-2-ylmethoxy)-ethyl]-1,7-dioxa-spiro[5.5]undec-4-yl ester

Acetic acid (2S,4S,6R,8S,10S)-8-[(R)-4-(4-methoxy-benzyloxy)-3-methyl-2-methylene-butyl]-10-methyl-2-[2-(naphthalen-2-ylmethoxy)-ethyl]-10-triethylsilanyloxy-1,7-dioxa-spiro[5.5]undec-4-yl ester