Patent ID: 7842695

Claim:
A compound of formula I in which R 1 denotes (CH 2 ) n Het1, or (CH 2 ) n Ar, Het1 is 4-pyridyl, thiophen-2-yl or thiophen-3-yl, which is unsubstituted or mono- or polysubstituted by CN, A and/or Hal, R 2 denotes Het2 Het2 is 2- or 3-furanyl, which is unsubstituted or mono- or polysubstituted by A and/or Hal, R 3 , R 4 one of the radicals R 3 or R 4 denotes H, and the other of the radicals R 3 or R 4 denotes (CH 2 ) n CO 2 R 5 , (CH 2 ) n COHet3, CHO, (CH 2 ) n OR 5 , (CH 2 ) n Het3, (CH 2 ) n N(R 5 ) 2 , CH═N—OA, CH 2 CH═N—OA, (CH 2 ) n NHOA, (CH 2 ) n N(R 5 )Het3, (CH 2 ) n CH═N-Het3, (CH 2 ) n OCOR 5 , (CH 2 ) n N(R 5 )CH 2 CH 2 OR 5 , (CH 2 ) n N(R 5 )CH 2 CH 2 OCF 3 , (CH 2 ) n N(R 5 )C(R 5 )HCOOR 5 , (CH 2 ) n N(R 5 )CH 2 CO Het3, (CH 2 ) n N(R 5 )CH 2 Het3, (CH 2 ) n N(R 5 )CH 2 CH 2 Het3, (CH 2 ) n N(R 5 )CH 2 CH 2 N(R 5 )CH 2 COOR 5 , (CH 2 ) n N(R 5 )CH 2 CHNR 5 ) 2 , CH═CHCOOR 5 , CH═CHCH 2 NR 5 Het3, CH═CHCH 2 N(R 5 ) 2 , CH═CHCH 2 OR 5 or (CH 2 ) n N(R 5 )Ar, Het3 is 1-piperidyl, 1-piperazyl, 1-(4-methyl)piperazyl, 4-methylpiperazin-1-ylamine, 1-pyrrolidinyl, 1-pyrazolidinyl, 1-(2-methyl)pyrazolidinyl, 1-imidazolidinyl or 1-(3-methyl)imidazolidinyl or 4-pyridyl, which may be unsubstituted or substituted by one or more CN groups, 2- or 4-pyridazyl, 2-, 4- or 5-pyrimidyl, or 2- or 3-pyrazinyl or one of the following groups R 5 denotes H or A, A denotes straight-chain or branched alkyl or alkoxy having 1 to 10 C atoms, alkenyl or alkoxyalkyl having 2 to 10 C atoms, Ar denotes a phenyl radical which is unsubstituted or mono- or polysubstituted by A and/or Hal, OR 5 , OOCR 5 , COOR 5 , CON(R 5 ) 2 , CN, NO 2 , NH 2 , NHCOR 5 , CF 3 or SO 2 CH 3 , n denotes 0, 1, 2, 3, 4 or 5, Hal denotes F, Cl, Br or I, and X denotes N, or in the case where R 1 denotes one of the following groups and/or R 2 denotes in which R denotes H or an alkyl group having 1 to 6 C atoms, alternatively denotes CH, or an enantiomer, racemate, or a mixture of enantiomers thereof, or a pharmaceutically acceptable salt thereof.