3-methyl-5-(2-oxo-3-(2-phenoxyethyl)imidazolidin-1-yl)thiophene-2-carboxylic acid 、
5-(3-(4-fluorobenzyl)-2-oxoimidazolidin-1-yl)-3-methylthiophene-2-carboxylic acid 、
2-噻吩甲胺 以the title compound was obtained as a colorless solid in 82% yield的产率得到5-(3-(4-fluorobenzyl)-2-oxoimidazolidin-1-yl)-3-methyl-N-(thiophen-2-ylmethyl)thiophene-2-carboxamide