497938-16-6 8,13,21,23-Tetracosatetraenoic acid,19-[(aminocarbonyl)oxy]-11,17-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5,7-dihydroxy-10,12,14,16,18,20-hexamethyl-, ethyl ester,(5R,7S,8Z,10S,11S,12S,13Z,16S,17R,18R,19S,20S,21Z)- 498579-03-6 2,8-Undecadienoic acid,7-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-5-hydroxy-11-[(4-methoxyphenyl)methoxy]-4,6,8,10-tetramethyl-, methyl ester,(2E,4S,5R,6S,7R,8E,10S)-