'Esteve' 1,2-Diphenyl-2,3-dioxo-4-N-butylpyrazoline 1,2-Diphenyl-3,5-dioxo-4-butylpyrazolidine 1,2-Diphenyl-4-butyl-3,5-dioxopyrazolidine 1,2-Diphenyl-4-butyl-3,5-pyrazolidinedione 3,5-Dioxo-1,2-diphenyl-4-N-butyl-pyrazolidin 3,5-Dioxo-1,2-diphenyl-4-N-butylpyrazolidine 3,5-Pyrazolidinedione, 4-butyl-1,2-diphenyl- 4-Butyl-1,2-diphenyl-3,5-dioxopyrazolidine 4-Butyl-1,2-diphenyl-3,5-pyrazolidinedione 4-Butyl-1,2-diphenylpyrazolidine-3,5-dione 50-33-9 A 7514 Alindor Alkabutazona Alqoverin Anerval Anpuzone Antadol Anuspiramin Arthrizon Artrizin Artrizone Artropan Azdid Azobutyl Azolid B.t.z. Benzone Betazed Bizolin 200 Bunetzone Busone Buta phen Butacompren Butacote Butadion Butadiona Butadione Butagesic Butalan Butalgina Butalidon Butaluy Butaphen Butapirazol Butapirazole Butapyrazole Butarecbon Butartril Butartrina Butazina Butazolidin Butazolidine Butazona Butazone Bute Butidiona Butiwas-Simple Butone Butoz Butylpyrin Buvetzone Buzon Chembutazone Digibutina Diossidone Diozol Diphebuzol Diphenylbutazone Ecobutazone Elmedal Equi bute Eributazone Febuzina Fenartil Fenibutal Fenibutasan Fenibutazona Fenibutol Fenilbutazona Fenilbutina Fenilbutine Fenilidina Fenotone Fenylbutazon Flexazone G 13,871 Ia-But Intalbut Intrabutazone Intrazone Ipsoflame