15985-18-9 4-IMIDAZOLIDINONE, 5-((4-CHLOROPHENYL)METHYLENE)-3-(4-METHYLPHENYL)-2-THIOXO- 5-((4-Chlorophenyl)methylene)-3-(4-methylphenyl)-2-thioxo-4-imidazolidinone 5-24-08-00161 (Beilstein Handbook Reference) BRN 1589816