Butyric acid, 3-(2-(6-(3-ethylureido)-3-pyridazinyl)hydrazinylidene)-, tert-butyl ester

Butyric acid, 3-(2-(6-(dimethylamino)-3-pyridazinyl)hydrazinylide)-, tert-butyl ester, hydrochloride

Butyric acid, 3-(2-(6-chloro-3-pyridazinyl)hydrazinylidene)-, isopropyl ester

Butyric acid, 3-(2-(6-hydroxy-3-pyridazinyl)hydrazinylidene)-, ethyl ester

Butyric acid, 3-(2-(6-methyl-3-pyridazinyl)hydrazinylidene)-, tert-butyl ester

Butyric acid, 3-(2-(6-piperidino-3-pyridazinyl)hydrazinylidene)-, tert-butyl ester

Butyric acid, 3-(2-aminoethyl)indol-5-yl ester, monoacetate

Butyric acid, 3-(4-biphenylyl)-3-hydroxy-4-phenyl-, (+)-

Butyric acid, 3-(4-biphenylyl)-3-hydroxy-4-phenyl-, (-)-

Butyric acid, 3-(isopropylamino)-, 1-(2-propynyl)cyclohexyl ester

Butyric acid, 3-(methylamino)-, 1-(2-propynyl)cyclohexyl ester

Butyric acid, 3-(N, N-dimethylamino)methyl-2, 2-diphenyl-, ethyl ester, hydrochloride

Butyric acid, 3-(octylamino)-, 1-(2-propynyl)cyclohexyl ester

Butyric acid, 3-(phenylthio)-, methyl ester

Butyric acid, 3-(propylamino)-, 1-(2-propynyl)cyclohexyl ester

Butyric acid, 3-acetoxy-2-benzyl-, 3-(diethylamino)-2, 2-dimethylpropyl ester, hydrochloride

Butyric acid, 3-amino-2, 2, 3-trimethyl-, methyl ester

Butyric acid, 3-amino-3-phosphono-

Butyric acid, 3-fluoro-2-hydroxy-, sodium salt

Butyric acid, 3-hydroxy-, (5-nitrofurfurylidene)hydrazide