(2-{3-[3-(Azetidine-1-carbonyl)-phenyl]-3-cyclopentylmethyl-ureido}-thiazol-5-ylsulfanyl)-acetic acid ethyl ester 、 {2-[3-cyclopentylmethyl-3-(4-methanesulfonyl-phenyl)-ureido]-thiazol-4-yl}-acetic acid 、
(Azetidin-1-yl){3-[(cyclopentylmethyl)amino]phenyl}methanone 、
2-(2-氨基噻唑-5-硫基)乙酸乙酯 生成 (2-{3-[3-(Azetidine-1-carbonyl)-phenyl]-3-cyclopentyl methyl-ureido}-thiazol-5-ylsulfanyl)-acetic acid