1 3KU N-[(1r,3s)-3-{[(2e,4r)-4-(2-cyclohexylethyl)-2-imino-1-methyl-5-oxoimidazolidin-4-yl]methyl}cyclohexyl]pyridine-4-carboxamide 1.000 2 BDX (2e,5r)-5-(2-cyclohexylethyl)-5-(cyclohexylmethyl)-2-imino-3-methylimidazolidin-4-one 0.719