| 3-(4-bromophenyl)-1-(4-methyl-2-pyridinyl)-5-pyrrolidinedione |
| 3-(4-bromophenyl)-1-(4-methyl-2-pyridinyl)-2,5-pyrrolidinedione |
| 3-(p-bromophenyl)-1-(4-methyl-2-pyridinyl)-2,5-pyrrolidinedione |
| 3-(p-bromophenyl)-n-(4-methyl-2-pyridyl)succinimide |
| 3-(4-bromophenyl)-1-(4-methyl-2-pyridinyl)-5-pyrrolidinedione |
