3-Pyrazolin-5-one, 3-chloro-1, 2-diphenyl-4-(piperidinomethyl)-

3-Pyrazolin-5-one, 3-methyl-1-(2-pyridyl)-

3-Pyrazolin-5-one, 3-methyl-1-(3-pyridyl)-

3-Pyrazolin-5-one, 3-methyl-1-(4-pyridyl)-

3-Pyrazolin-5-one, 3-methyl-1-phenyl-4-(2-(p-toluoyl)vinyl)-

3-Pyrazolin-5-one, 3-methyl-4-(2-(p-nitrobenzoyl)vinyl)-1-phenyl-

3-Pyrazolin-5-one, 3-methyl-4-propyl-1-(2-pyridyl)-

3-Pyrazolin-5-one, 3-phenyl-1-(2-pyridyl)-

3-Pyrazolin-5-one, 3-phenyl-1-(4-pyridyl)-

3-Pyrazolin-5-one, 3-propyl-1-(2-pyridyl)-

3-Pyrazolin-5-one, 4-(2-(p-anisoyl)vinyl)-3-methyl-1-phenyl-

3-Pyrazolin-5-one, 4-(2-(p-chlorobenzoyl)vinyl)-3-methyl-1-phenyl-

3-Pyrazolin-5-one, 4-(2-benzoylpropenyl)-3-methyl-1-phenyl-

3-Pyrazolin-5-one, 4-(bis(2-chloroethyl)aminomethyl)-2, 3-dimethyl-1-phenyl-, hydrochloride

3-Pyrazolin-5-one, 4-allyl-2-ethyl-3-methyl-1-phenyl-

3-Pyrazolin-5-one, 4-benzyl-1-(1-methyl-4-piperidyl)-3-phenyl-, tartrate

3-Pyrazolin-5-one, 4-benzyl-1-(6-chloro-2-pyridyl)-2, 3-dimethyl-

3-Pyrazolin-5-one, 4-benzyl-1-(6-chloro-2-pyridyl)-3-methyl-

3-Pyrazolin-5-one, 4-butyl-1, 2-diphenyl-

3-Pyrazolin-5-one, 4-butyl-1, 2-diphenyl-3-hydroxy-, benzoate (ester)