(19)

(11)

EP 0 118 543 A1

(12)

(43) Date of publication: 19.09.1984 Bulletin 1984/38 (21) Application number: 83903040.0 (22) Date of filing: 30.08.1983

(51) International Patent Classification (IPC):  C07D 209/ 48( . ) (86) International application number: PCT/US1983/001328 (87) International publication number: WO 1984/000888 (15.03.1984 Gazette 1984/07)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 01.09.1982 US 19820413947 (71) Applicant: UNIVERSITY OF SOUTHERN CALIFORNIA Los Angeles, California 90007 (US)	(72) Inventors: SELASSIE, Cynthia, Dias South Pasadena, CA 91030 (US) LIEN, Eric, Jung-chi Culver City, CA 90230 (US)