(3E,9E)-(1R,7S,11S,15S,17R)-11-Methoxymethoxy-7-[(E)-(S)-1-methoxymethoxy-3-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-allyl]-15-methyl-13-methylene-6,21-dioxa-bicyclo[15.3.1]henicosa-3,9,19-trien-5-one

(1S,2S,3E)-1-[3-((2E,4R,6R)-4,6-dimethyl-[1,3]dioxan-2-yl)-prop-2-enyl]-2-methoxymethoxy-4-[(2S)-(4-methyl-3,6-dihydro-2H-pyran-2-yl)]-but-3-enyl bis(2,2,2-rifluoroethoxy-phosphoryl)acetate

(3Z,9E)-(1R,7S,11S,15S,17R)-11-((1R,3R)-3-Hydroxy-1-methyl-butoxy)-7-[(E)-(S)-1-methoxymethoxy-3-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-allyl]-15-methyl-13-methylene-6,21-dioxa-bicyclo[15.3.1]henicosa-3,9,19-trien-5-one

4-[6-(2-methyl-4-trimethylsilanylmethyl-pent-4-enyl)-5,6-dihydro-2H-pyran-2-yl]-but-2-enoic acid 1-[3-(4,6-dimethyl-[1,3]dioxan-2-yl)-allyl]-2-methoxymethoxy-4-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-but-3-enyl ester

(Z)-4-{(2R,6R)-6-[(7E,12E)-(2S,6S,10S,11S)-6,11-Bis-methoxymethoxy-2-methyl-13-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-10-triethylsilanyloxy-trideca-7,12-dienyl]-5,6-dihydro-2H-pyran-2-yl}-but-2-enoic acid 2-trimethylsilanyl-ethyl ester