1-Hydroxy-6-(1-hydroxy-1-methylpropyl)-3-(2-methylpropyl)-2(1H)-pyrazinone 2(1H)-Pyrazinone, 1-hydroxy-6-(1-hydroxy-1-methylpropyl)-3-(2-methylpropyl)-, (11beta,16alpha)- 4562-39-4 ASPERGILLIC ACID, HYDROXY Hhmmpp NSC 127445