1,2-二苯-3,5吡唑二酮

4-[(Z)-3-chlorobut-2-enyl]-1,2-diphenylpyrazolidine-3,5-dione

酮基保太松

4-[2-(3,5-dioxo-1,2-diphenylpyrazolidin-4-ylidene)hydrazinyl]-N-(1,3-thiazol-2-yl)benzenesulfonamide

5-甲氧基-1,2-二(苯基)吡唑-3-酮

1,2-diphenyl-4-(thiophen-2-ylmethylidene)pyrazolidine-3,5-dione

4-[2-(3,5-dioxo-1,2-diphenylpyrazolidin-4-ylidene)hydrazinyl]-N-(5-methyl-1,2-oxazol-3-yl)benzenesulfonamide

4-(3-methylbut-3-enyl)-1,2-diphenylpyrazolidine-3,5-dione

4-[2-(3,5-dioxo-1,2-diphenylpyrazolidin-4-ylidene)hydrazinyl]benzenesulfonamide

4-diazonio-5-oxo-1,2-diphenylpyrazol-3-olate

4-ethyl-1,2-diphenylpyrazolidine-3,5-dione

4-异丙基-1,2-二苯基-3,5-吡唑烷二酮

4-nitro-1,2-diphenylpyrazolidine-3,5-dione

ethyl 3-anilino-3-oxo-2-phenyliminopropanoate

保泰松

4-亚苄基-1,2-二苯基-吡唑烷-3,5-二酮

1,2-二苯基-4-亚丙基-3,5-吡唑烷二酮