2(5H)-FURANONE, 3-(4-CHLOROPHENYL)-5-((4-CHLOROPHENYL)METHYLENE)-4-HYDROXY- 3-(4-Chlorophenyl)-5-((4-chlorophenyl)methylene)-4-hydroxy-2(5H)-furanone 5-(4-Chlorobenzyliden)-3-(4-chlorophenyl)-4-hydroxyfuran-2(5H)-on [German] 95602-27-0 BRN 5971118