ethyl (E)-3-((3-acetamido-4-methoxyphenyl)amino)-2-cyanoacrylate

tert-butyl (3S,6R,7S,8S)-7-((tert-butyldimethylsilyl)oxy)-9-hydroxy-4,4,6,8-tetramethyl-5-oxo-3-((triethylsilyl)oxy)nonanoate

(4S,7R,8S,9S,11E,13Z,16S)-4-hydroxy-5,5,7,9,13-pentamethyl-16-((E)-1-(2-methylthiazol-4-yl)prop-1-en-2-yl)-2,6-dioxooxacyclohexadeca-11,13-dien-8-yl (2,2,2-trichloroethyl) carbonate

(2R,3E)-2-hydroxy-3-methyl-4-(2-methyl-1,3-thiazol-4-yl)-3-butenenitrile