(2S,3S,4S)-methyl 1-benzoyl-3-(2-(tert-butoxy)-2-oxoethyl)-4-(prop-1-en-2-yl)pyrrolidine-2-carboxylate

(2E,4S)-4-[N-benzyl-N-[(2E)-(4-chloro-3-methyl-2-butenyl)]amino]-5-(tert-butyldimethylsilyloxy)-2-penten-1-ol

(2E,4S)-4-[N-benzyl-N-[(2E)-(4-chloro-3-methyl-2-butenyl)]amino]-5-(tert-butyldimethylsilyloxy)-2-pentenoic acid ethyl ester

(2E,4S)-4-[N-benzyl-N-[(2E)-(4-hydroxy-3-methyl-2-butenyl)]amino]-5-(tert-butyldimethylsilyloxy)-2-pentenoic acid ethyl ester

[2R,3S,3(1Z),4S]-1-benzyl-2-[(tert-butyldimethylsilyloxy)methyl]-3-[2-(N,N-diisopropylcarbamoyloxy)ethenyl]-4-(1-methylethenyl)pyrrolidine