Patent ID: 7557102

Claim:
A compound of formula I wherein R is H, A, A—CO—, Hal, —C≡C—H, —C≡C—A, or —C≡C—C(═O)—A, R 1 is H, ═O, Hal, A, OH, OA, A—COO—, Ph—(CH 2 ) n —COO—, cycloalkyl-(CH 2 ) n —COO—, A—CONH—, A—CONA—, Ph—CONA—, N 3 , NH 2 , NO 2 , CN, COOH, COOA, CONH 2 , CONHA, CON(A) 2 , O-allyl, O-propargyl, O-benzyl, ═N—OH, ═N—OA, or ≡CF 2 , Ph is phenyl which is unsubstituted or mono-, di- or trisubstituted by A, OA, or Hal, R 2 is H, Hal, or A, R 3 is a monocyclic saturated, unsaturated or aromatic heterocycle having 1 to 4 N, O and/or S atoms, which is unsubstituted or mono-, di- or trisubstituted by Hal, A, OA, CN, (CH 2 ) n OH, (CH 2 ) n Hal, NR 4 R 5 , ═NH, ═N—OH, ═N—OA, and/or carbonyl oxygen (═O), or CONR 4 R 5 , R 4 , R 5 , independently of one another, are H or A, R 4 and R 5 together may also be an alkylene chain having 3, 4 or 5 C atoms, which is optionally substituted by A, Hal, OA, and/or carbonyl oxygen (═CO), A is unbranched, branched or cyclic alkyl having 1-10 C atoms, in which 1-7H atoms are each optionally replaced by F or chlorine, Hal is F, Cl, Br or I, n is 0, 1, 2, 3 or 4, or a pharmaceutically usable salt or stereoisomer thereof, including mixtures thereof in all ratios.