4-苯基-1,2,4-三唑啉-3,5-二酮

1,2,3,4-Tetrahydro-N-phenyl-2,3-phthalazindicarboximid

1,2,3,4-Tetrahydro-N-methyl-2,3-phthalazindicarboximid

1,4-dimethyl-1,2,4-triazolidine-3,5-dione

溴化苄