2,6-二[(4S)-4-苯基-2-恶唑啉基]吡啶

2-N,6-N-bis(2-sulfanylphenyl)pyridine-2,6-dicarboxamide

2-N,6-N-bis(1-methyltetrazol-5-yl)pyridine-2,6-dicarboxamide

6-羧基吡啶-2-甲醇

2,6-二苯并唑基吡啶