5-乙酰基-6-甲基-2-氧代-1,2-二羟基吡啶-3-甲腈

5-methyl-2-oxo-1H-1,6-naphthyridine-3-carbonitrile

5-methyl-2-oxo-1H-1,6-naphthyridine-3-carboxylic acid

5-acetyl-1,2-dihydro-6-(2-dimethylaminoethenyl)-2-oxo-3-pyridinecarbonitrile

1,6-萘啶