(S)-6-Methyl-octanoic acid (1S,3R)-3-[(1Z,3Z,9E)-(5R,7R,8R)-8-(2-allyloxycarbonylamino-ethyl)-10-((2S,3S)-3-ethyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-5,7,8-trihydroxy-deca-1,3,9-trienyl]-cyclohexyl ester

(S)-6-Methyl-octanoic acid (1S,3R)-3-[(1Z,3Z,9E)-(5R,7R,8R)-8-(2-allyloxycarbonylamino-ethyl)-10-((2S,3S)-3-ethyl-6-oxo-3,6-dihydro-2H-pyran-2-yl)-5,7-dihydroxy-8-trimethylsilanyloxy-deca-1,3,9-trienyl]-cyclohexyl ester