A compound of Formula Wherein R 1, R 2, R 3 are independently from each other selected from H, linear or branched C 1 -C 6 -alkyl, linear or branched C 1 -C 6 -alkoxy, Hal, or hydroxyl; R a, R b are independently from each other selected from H, Hal, hydroxy or A; Q denotes a 6-membered aromatic group or a 5-6-membered heteroaromatic group having 1 to 4 heteroatoms independently selected from N, O and S. R 4 denotes G, OG, SG, OCHF 2, OCF 2 CHF 2, NR 5 G, -COOG, or OCOG; R 5 denotes H or a linear or branched alkyl having 1 to 6 carbon atoms. G denotes -CH 3, -CF 3, -CH 2 -A, Het, Cyc, Ar, -CH 2 -Het, -CH 2 -Cyc, -CH 2 -Ar, Hal, hydroxy; Hal denotes F, Cl, Br or I, preferably F, Cl or Br; A is a linear or branched carbon chain having 1 to 6 carbon atoms, wherein 1 to 3 non adjacent -CH 2 -groups may be independently from each other replaced by a group selected from O, NR 5, S, SO, SO 2, CO, and wherein 1 to 5 hydrogen atoms may be independently from each other replaced by Het, Cyc, Ar, or Hal; Het denotes a saturated, unsaturated or aromatic ring, being monocyclic or bicyclic or fused-bicyclic and having 3- to 8- members and containing 1 to 4 heteroatoms independently selected from N, NR 5, O, S, CO, SO or SO 2, which may be substituted by 1 to 3 substituents independently selected from A, Hal, OH and Het 1; Het 1 denotes a 4, 5 or 6 membered carbocyclic ring wherein 1 or 2 carbon atom are replaced by Oxygen atoms. Ar denotes a 6-membered carbocyclic aromatic ring or a fused or non fused byclic aromatic ring, and optionally substituted by 1 to 3 substituents independently selected from A or Hal; Cyc denotes a saturated or unsaturated carbocyclic ring having from 3 to 8 carbon atoms and optionally substituted by 1 to 3 substituents independently selected from A or Hal; and/or pharmaceutically usable tautomers, salts, solvates and stereoisomers thereof. R 1, R 2, R 3 are independently from each other selected from H, linear or branched C 1 -C 6 -alkyl, linear or branched C 1 -C 6 -alkoxy, Hal, or hydroxyl; R a, R b are independently from each other selected from H, Hal, hydroxy or A; Q denotes a 6-membered aromatic group or a 5-6-membered heteroaromatic group having 1 to 4 heteroatoms independently selected from N, O and S. R 4 denotes G, OG, SG, OCHF 2, OCF 2 CHF 2, NR 5 G, -COOG, or OCOG; R 5 denotes H or a linear or branched alkyl having 1 to 6 carbon atoms. G denotes -CH 3, -CF 3, -CH 2 -A, Het, Cyc, Ar, -CH 2 -Het, -CH 2 -Cyc, -CH 2 -Ar, Hal, hydroxy; Hal denotes F, Cl, Br or I, preferably F, Cl or Br; A is a linear or branched carbon chain having 1 to 6 carbon atoms, wherein 1 to 3 non adjacent -CH 2 -groups may be independently from each other replaced by a group selected from O, NR 5, S, SO, SO 2, CO, and wherein 1 to 5 hydrogen atoms may be independently from each other replaced by Het, Cyc, Ar, or Hal; Het denotes a saturated, unsaturated or aromatic ring, being monocyclic or bicyclic or fused-bicyclic and having 3- to 8- members and containing 1 to 4 heteroatoms independently selected from N, NR 5, O, S, CO, SO or SO 2, which may be substituted by 1 to 3 substituents independently selected from A, Hal, OH and Het 1; Het 1 denotes a 4, 5 or 6 membered carbocyclic ring wherein 1 or 2 carbon atom are replaced by Oxygen atoms. Ar denotes a 6-membered carbocyclic aromatic ring or a fused or non fused byclic aromatic ring, and optionally substituted by 1 to 3 substituents independently selected from A or Hal; Cyc denotes a saturated or unsaturated carbocyclic ring having from 3 to 8 carbon atoms and optionally substituted by 1 to 3 substituents independently selected from A or Hal; and/or pharmaceutically usable tautomers, salts, solvates and stereoisomers thereof.