128892-49-9 16818-18-1 2H-Pyrrol-2-one, 3-acetyl-1,5-dihydro-4-hydroxy-5-((1S)-1-methylpropyl)-, (5S)- 2H-Pyrrol-2-one, 3-acetyl-1,5-dihydro-4-hydroxy-5-(1-methylpropyl)-, (S-(R*,R*))- (9CI) 3-Pyrrolin-2-one, 3-acetyl-5-sec-butyl-4-hydroxy-, L- 610-88-8 L-Tenuazonic acid TENUAZONIC ACID