1,4-Dioxo-3-alpha-methyl-2-(p-tolyl)octahydropyrrolo(1,2-a)pyrazine-6-carboxylic acid Pyrrolo(1,2-a)pyrazine-6-carboxylic acid, octahydro-1,4-dioxo-3-alpha-methyl-2-(p-tolyl)- UY8708700