[(1S,8R,8aS)-8-(2-Methoxy-ethoxymethoxy)-2-oxo-1,2,6,7,8,8a-hexahydro-naphthalen-1-yl]-acetic acid methyl ester

Acetic acid (1S,4R,4aR,5S,6S,8aR)-5-allyl-6-hydroxy-4-methoxy-6-methyl-1,2,3,4,4a,5,6,8a-octahydro-naphthalen-1-yl ester

(4aR,5S,8R,8aS)-8-Methoxy-5-trimethylsilanyloxy-4a,5,6,7,8,8a-hexahydro-1H-naphthalen-2-one

Acetic acid (3aS,4S,6aS,7R,9aS,9bR)-2-bromomethyl-4-methyl-2,3,3a,4,6a,7,8,9,9a,9b-decahydro-benzo[de]chromen-7-yl ester