1-21-00-00338 (Beilstein Handbook Reference) 2,5-Pyrrolidinedione, 1-(4-methoxyphenyl)-3-methylene- (9CI) 73926-98-4 BRN 0168517 Itaconimide, N-(4-methoxyphenyl)- N-(4-Methoxyphenyl)itaconimide N-p-Anisyl-2-methylenesuccinimide NSC 222702 Succinimide, N-p-anisyl-2-methylene-