(19)

(11)

EP 0 565 550 A1

(12)

(43) Date of publication: 20.10.1993 Bulletin 1993/42 (21) Application number: 92901389.0 (22) Date of filing: 18.12.1991

(51) International Patent Classification (IPC):  A01N( . ) C07D 327/ 06( . ) A01N 43/ 32( . ) C07D 339/ 08( . ) (86) International application number: PCT/GB1991/002268 (87) International publication number: WO 1992/011254 (09.07.1992 Gazette 1992/17)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (30) Priority: 19.12.1990 GB 19900027571 (71) Applicant: THE WELLCOME FOUNDATION LIMITED London NW1 2BP (GB)	(72) Inventors: KEE, Alexander Andrew Berkhamsted, Herfordshire HP4 2DY (GB) PULMAN, David Allen Berkhamsted, Hertfordshire HP4 2DY (GB) (74) Representative: Vieillefosse, Jean-Claude  ROUSSEL UCLAF Département des Brevets 111, Route de Noisy F-93235 Romainville Cedex F-93235 Romainville Cedex (FR)