4-Imidazolidinone, 5-((3-chlorophenyl)methylene)-3-(4-ethoxyphenyl)-2-thioxo- 5-((3-Chlorophenyl)methylene)-3-(4-ethoxyphenyl)-2-thioxo-4-imidazolidinone 5-24-08-00160 (Beilstein Handbook Reference) 62468-59-1 BRN 0839676