2-{[1-(2-Trimethylsilanyl-ethoxymethyl)-1H-pyrrole-2-carbonyl]-amino}-thiazole-5-carboxylic acid {(1R,2S,3R,4R)-4-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3-hydroxy-2-methoxy-cyclopentyl}-amide

2-{[1-(2-Trimethylsilanyl-ethoxymethyl)-1H-pyrrole-2-carbonyl]-amino}-thiazole-5-carboxylic acid ethyl ester

2-{[1-(2-Trimethylsilanyl-ethoxymethyl)-1H-pyrrole-2-carbonyl]-amino}-thiazole-5-carboxylic acid

4-Allyl-3-hydroxy-1-[1-(2-trimethylsilanyl-ethoxymethyl)-1H-pyrrole-2-carbonyl]-pyrrolidine-2-carboxylic acid ethyl ester

4-(3-Methoxycarbonyl-3-oxo-propyl)-1-[1-(2-trimethylsilanyl-ethoxymethyl)-1H-pyrrole-2-carbonyl]-4,5-dihydro-1H-pyrrole-2-carboxylic acid ethyl ester