(2S,3S,SR)-2-(4-methoxyphenyl)-4-methylene-1-(toluene-4-sulfinyl)-pyrrolidine-3-carboxylic acid diphenylamide

(2S,3S,4R,SR)-4-hydroxymethyl-2-(4-methoxyphenyl)-1-(toluene-4-sulfinyl)-pyrrolidine-3-carboxylic acid diphenylamide

methyl [2S-(2α,3β,4β)]-[2-(hydroxymethyl)-4-(1-methylethenyl)-1-(4-methylphenyl)sulfonyl]-3-pyrrolidineacetate

(2S,3S,4S)-3-(2-methoxy-2-oxoethyl)-4-(prop-1-en-2-yl)-1-tosylpyrrolidine-2-carboxylic acid

methyl [2S-(2α,3β,4β)]-[2-(methoxymethoxy)methyl-4-(1-methylethenyl)-1-(4-methylphenyl)sulfonyl]-3-pyrrolidineacetate