methyl 2-(3-(4-fluorobenzyl)-2-oxoimidazolidin-1-yl)isonicotinate 、
methyl 2-(3-(cyclopropylmethyl)-2-oxoimidazolidin-1-yl)isonicotinate 、
3,4-二氟苄胺 以2-(3-(cyclopropylmethyl)-2-oxoimidazolidin-1-yl)-N-(3,4-difluorobenzyl)isonicotinamide was obtained as a colorless solid in 49% yield的产率得到2-(3-(cyclopropylmethyl)-2-oxoimidazolidin-1-yl)-N-(3,4-difluorobenzyl)isonicotinamide