1-Hydroxy-4-methyl-6-(2,4,4-trimethylpentyl)-2(1H)-pyridone 2(1H)-Pyridinone, 1-hydroxy-4-methyl-6-(2,4,4-trimethylpentyl)- 50650-76-5 Piroctona [INN-Spanish] Piroctone Piroctone [USAN:INN] Piroctone [USAN] Piroctonum [INN-Latin]