(+)-methyl (6S)-(Z)-6,7-epoxy-7-methyl-3-(trimethylsilyl)methyl-2-octenoate

(4S,5S)-4-[3-(tert-Butyl-dimethyl-silanyloxy)-propyl]-2,2,6,6,8-pentamethyl-1,3-dioxa-spiro[4.5]dec-7-ene-7-carbaldehyde

(1R,5S)-5-[(S)-4-(tert-Butyl-dimethyl-silanyloxy)-1-hydroxy-butyl]-8,8-dimethyl-2-methylene-6-oxa-bicyclo[3.2.1]octan-7-one

(+)-methyl (1'R,3'S)-3'-hydroxy-2',2'-dimethyl-6'-methylene-1'-cyclohexylcarboxylate