1 N2Y (2z)-1-[(6-chloropyridin-3-yl)methyl]imidazolidin-2-imine 1.000 2 JJ8 1-[(3,4-dichlorophenyl)methyl]imidazole 0.750 3 1BN 1-benzyl-1h-imidazole 0.733 4 IM4 (2e)-1-[(6-chloropyridin-3-yl)methyl]-N-nitroimidazolidin-2-imine 0.722 5 N1Y 2-chloro-5-{[(2e)-2-(nitromethylidene)imidazolidin-1-yl]methyl}pyridine 0.722