2-羟基吡啶-4-甲酸;2-羟基-4-嘧啶羧基 酸;2-羟基-4-吡啶羧酸 2-HYDROXY-4-PYRIDINE CARBOXYLIC ACID;

2-Hydroxyisonicotini;2-Oxo-1,2-dihydropyridine-4-carboxylic acid;2-Hydroxy-isonicotinsaeure;2-HYDROXY-ISONICOTINIC ACID;2-hydroxypyridine-4-carboxylic acid;