1 012 (4s)-N-[(1s,2r)-1-benzyl-3-{[3-(dimethylamino)benzyl]amino}-2-hydroxypropyl]-1-(3-methoxybenzyl)-2-oxoimidazolidine-4-carboxamide 1.000 2 009 (4s)-1,4-dibenzyl-N-[(1s,2r)-1-benzyl-3-{[3-(dimethylamino)benzyl]amino}-2-hydroxypropyl]-2-oxoimidazolidine-4-carboxamide 0.809