phthalimide, 1h-isoindole-1,3 2h-dione, o-phthalimide, isoindoline-1,3-dione, o-phthalic imide, 1,3-isoindolinedione, ... phthalimide, 1h-isoindole-1,3 2h-dione, o-phthalimide, isoindoline-1,3-dione, o-phthalic imide, 1,3-isoindolinedione, ...