溴甲基环丙烷 、
cyclopentylmethyl 4-methylbenzenesulfonate 、
ethyl 4-methyl-2-(2-oxoimidazolidin-1-yl)thiazole-5-carboxylate 以the title compound was obtained in 62% yield的产率得到ethyl 2-(3-(cyclopentylmethyl)-2-oxoimidazolidin-1-yl)-4-methylthiazole-5-carboxylate