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-氨甲基-5-甲基吡嗪 以the title compound was obtained as a colorless solid in 78% yield的产率得到5-(3-(4-fluorobenzyl)-2-oxoimidazolidin-1-yl)-3-methyl-N-((5-methylpyrazin-2-yl)methyl)thiophene-2-carboxamide