4-thiazolyl
2,6,13-Pentadecatrienoic acid,15-(2,3-dihydro-2-oxo-4-thiazolyl)-11-hydroxy-3,8-dimethyl-15-oxo-,(2Z,6Z,8S,11S,13E)-
4-Oxabicyclo[14.1.0]heptadecane-5,9-dione,7,11-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-8,8,10,12,16-pentamethyl-3-[(1E)-1-methyl-2-[2-(methylthio)-4-thiazolyl]ethenyl]-,(1S,3S,7S,10R,11S,12S,16R)-