{2-[3-(6-Acetylamino-pyridin-3-yl)-3-cyclopentylmethyl-ureido]-thiazol-5-ylsulfanyl}-acetic acid ethyl ester 、 {2-[3-Cyclopentyl methyl-3-(4-methanesulfonyl-phenyl)-ureido]-thiazol-4-yl}-acetic acid 、
N-{5-[(Cyclopentylmethyl)amino]pyridin-2-yl}acetamide 、
2-(2-氨基噻唑-5-硫基)乙酸乙酯 生成 {2-[3-(6-acetylamino-pyridin-3-yl)-3-cyclopentylmethyl-ureido]-thiazol-5-ylsulfanyl}-acetic acid