(E)-3-(1-Methyl-1H-imidazol-4-yl)-acrylic acid (Z)-(1S,2S,4R,8R,9S,12R)-8-isopropyl-12-methoxy-1,5-dimethyl-11-triisopropylsilanyloxymethyl-15-oxa-tricyclo[10.2.1.04,9]pentadeca-5,10-dien-2-yl ester

4-[(1R,5R,6R)-6-(tert-Butyl-dimethyl-silanyloxymethyl)-5-isopropyl-2-methyl-cyclohex-2-enyl]-3-hydroxy-butan-2-one

(1R,2R,6R)-6-Isopropyl-3-methyl-2-((2S,3S)-3-methyl-2,3-bis-triethylsilanyloxy-pent-4-ynyl)-cyclohex-3-enecarbaldehyde

(Z)-2-Hydroxymethyl-3-[(1S,2R,6R)-6-isopropyl-3-methyl-2-((2S,3S)-3-methyl-2,3-bis-triethylsilanyloxy-pent-4-ynyl)-cyclohex-3-enyl]-propenal