(R)-8-((4R,5R)-5-heptyl-2,2-dimethyl-1,3-dioxolan-4-yl)octa-1-en-4,6-diyn-3-yl cinnamate

(1R)-6-[(4R,5R)-5-heptyl-2,2-dimethyl-1,3-dioxolan-4-yl]-1-vinyl-2,4-hexadiynyl acetate