(E)-N-(3-(4-(2-((((4-methylphenyl)sulfonyl)amino)ethyl)phenyl)-3-(3-pyridyl)ethenyl)prop-2-enoyl)glycine

(E)-6-(4-{2-[Carbamoylmethyl-(4-chloro-benzenesulfonyl)-amino]-ethyl}-phenyl)-6-pyridin-3-yl-hex-5-enoic acid methyl ester

(E)-6-(4-{2-[Benzyl-(4-chloro-benzenesulfonyl)-amino]-ethyl}-phenyl)-6-pyridin-3-yl-hex-5-enoic acid methyl ester

(E)-6-(4-{2-[tert-Butoxycarbonylmethyl-(4-chloro-benzenesulfonyl)-amino]-ethyl}-phenyl)-6-pyridin-3-yl-hex-5-enoic acid methyl ester

(E)-6-(4-{2-[(4-Chloro-benzenesulfonyl)-(2-morpholin-4-yl-ethyl)-amino]-ethyl}-phenyl)-6-pyridin-3-yl-hex-5-enoic acid methyl ester