5-(2,2-dimethyl-[1,3]dioxolan-4-yl)-5-(4-methoxy-benzyloxy)-pent-2-enoic acid methyl ester

(2E,7E)-(S)-5-(4-Methoxy-benzyloxy)-8-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-6-oxo-octa-2,7-dienoic acid methyl ester

6,7-dihydroxy-5-(4-methoxy-benzyloxy)-hept-2-enoic acid methyl ester

6-hydroxy-5-(4-methoxy-benzyloxy)-8-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-octa-2,7-dienoic acid methyl ester

4-{6-[6,11-bis-(tert-butyl-dimethyl-silanyloxy)-10-hydroxy-13-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dienyl]-5-methoxy-5,6-dihydro-2H-pyran-2-yl}-but-2-ynoic acid

11-(tert-butyl-dimethyl-silanyloxy)-10-(4-methoxy-benzyloxy)-1-(3-methoxy-6-prop-2-ynyl-3,6-dihydro-2H-pyran-2-yl)-13-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dien-6-ol

ER-807903

4-{6-[6,11-bis-(tert-butyl-dimethyl-silanyloxy)-10-(4-methoxy-benzyloxy)-13-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dienyl]-5-methoxy-5,6-dihydro-2H-pyran-2-yl}-but-2-ynoic acid

6-(2,2-dimethyl-propionyloxy)-2-(4-methoxy-benzyloxy)-hex-4-enoic acid

[(E)-(S)-7-Hydroxy-3-(4-methoxy-benzyloxy)-2-oxo-hept-5-enyl]-phosphonic acid dimethyl ester

C.15-epi des-epoxy-laulimalide

2,2-dimethyl-propionic acid 5-(2,2-dimethyl-[1,3]dioxolan-4-yl)-5-(4-methoxy-benzyloxy)-pent-2-enyl ester

2,2-dimethyl-propionic acid 5-(4-methoxy-benzyloxy)-8-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-6-oxo-octa-2,7-dienyl ester

4-{(2R,6R)-6-[(7E,12E)-(2S,10S,11S)-6,11-Bis-(tert-butyl-dimethyl-silanyloxy)-10-hydroxy-2-methyl-13-((S)-4-methyl-3,6-dihydro-2H-pyran-2-yl)-4-methylene-trideca-7,12-dienyl]-5,6-dihydro-2H-pyran-2-yl}-but-2-ynoic acid

2,2-dimethyl-propionic acid 5-(4-methoxy-benzyloxy)-6-oxo-hex-2-enyl ester

ER-807318

12-[1-(tert-butyl-dimethyl-silanyloxy)-3-(4-methyl-3,6-dihydro-2H-pyran-2-yl)-allyl]-7-hydroxy-3-methyl-5-methylene-9,13,22-trioxa-tricyclo[16.3.1.08,10]docosa-15,19-dien-14-one

ER-809537

ER-807901