N,N'-(1,2-Phenylene)dipicolinamide
N,N'-((1R,2R)-cyclohexane-1,2-diyl)dipicolinamide
N,N'-((1S,2S)-Cyclohexane-1,2-diyl)dipicolinamide
N,N'-(trans-Cyclohexane-1,2-diyl)dipicolinamide
