(Z)-7-((1R,2R,3R,5S)-5-hydroxy-2-((R,E)-4-phenoxy-3-((trimethylsilyl)oxy)but-1-en-1-yl)-3-((trimethylsilyl)oxy)cyclopentyl)-N-(methylsulfonyl)hept-5-enamide

[4-(methanesulfonylaminocarbonyl)-n-butyl]triphenylphosphonium bromide