(5Z,8Z,11Z,13E,15E,17S,18S)-17,18-bis((tert-butyldimethylsilyl)oxy)icosa-5,8,11,13,15-pentaenoic acid

(2R,3S)-2,3-bis((tert-butyldimethylsilyl)oxy)pentanal

(5S,6S)-5-ethyl-2,2,3,3,8,8,9,9-octamethyl-6-((1Z,3E)-6-(trimethylsilyl)hexa-1,3-dien-5-yn-1-yl)-4,7-dioxa-3,8-disiladecane

(5S,6S)-5-ethyl-2,2,3,3,8,8,9,9-octamethyl-6-((1E,3E)-6-(trimethylsilyl)hexa-1,3-dien-5-yn-1-yl)-4,7-dioxa-3,8-disiladecane