62971-07-7 Benzeneacetic acid, alpha-methyl-4-(1,3,4,7-tetrahydro-1-oxo-2H-isoindol-2-yl)- alpha-(4-(1-Oxo-4,7-dihydro-2-isoindolinyl)phenyl)propionic acid alpha-Methyl-4-(1,3,4,7-tetrahydro-1-oxo-2H-isoindol-2-yl)benzeneacetic acid