N,N'-bis(2,6-dimethylphenyl)oxamide

1-(1-naphthalen-1-ylethyl)imidazole

N,N'-bis(2-phenylphenyl)ethane-1,2-diimine

2-hydroxy-4-methyl-2H-furan-5-one

2-(4,5-dihydro-1H-imidazol-2-yl)-4,5-dihydro-1H-imidazole