Abstract: Compounds of formula (IIc); wherein X3 and X4 independently from each other are N or CR8 wherein R8 may be same or different; Y1, Y2, Y3 and Y4 independently from each other are N or CR9 wherein R9 may be same or different and wherein up to 3 of the group Y1, Y2, Y3 and Y4 may be N; their solvates, hydrates, and pharmaceutically acceptable salts, their use for modulating the Wnt signalling pathway activity and their use as a medicament, preferably for the treatment of cancer.

Abstract: Compounds of formula (IIc); wherein X3 and X4 independently from each other are N or CR8 wherein R8 may be same or different; Y1, Y2, Y3 and Y4 independently from each other are N or CR9 wherein R9 may be same or different and wherein up to 3 of the group Y1, Y2, Y3 and Y4 may be N; their solvates, hydrates, and pharmaceutically acceptable salts, their use for modulating the Wnt signalling pathway activity and their use as a medicament, preferably for the treatment of cancer.

Abstract: Compounds of formula (IIc); wherein X3 and X4 independently from each other are N or CR8 wherein R8 may be same or different; Y1, Y2, Y3 and Y4 independently from each other are N or CR9 wherein R9 may be same or different and wherein up to 3 of the group Y1, Y2, Y3 and Y4 may be N; their solvates, hydrates, and pharmaceutically acceptable salts, their use for modulating the Wnt signalling pathway activity and their use as a medicament, preferably for the treatment of cancer.

Abstract: Compounds of formula (IIc); wherein X3 and X4 independently from each other are N or CR8 wherein R8 may be same or different; Y1, Y2, Y3 and Y4 independently from each other are N or CR9 wherein R9 may be same or different and wherein up to 3 of the group Y1, Y2, Y3 and Y4 may be N; their solvates, hydrates, and pharmaceutically acceptable salts, their use for modulating the Wnt signalling pathway activity and their use as a medicament, preferably for the treatment of cancer.

Abstract: The present invention relates to compounds having the general formula (I) with the definitions of X1-X3, Y1, Y2, L1, R1 and R2 given below and/or solvates, hydrates, esters and pharmaceutically acceptable salts thereof. Furthermore, the invention relates to the use of said compounds for modulating of the Wnt signalling pathway activity and their use as a medicament, preferably for the treatment of cancer.

Abstract: Compounds of formula (IIc); wherein X3 and X4 independently from each other are N or CR8 wherein R8 may be same or different; Y1, Y2, Y3 and Y4 independently from each other are N or CR9 wherein R9 may be same or different and wherein up to 3 of the group Y1, Y2, Y3 and Y4 may be N; their solvates, hydrates, and pharmaceutically acceptable salts, their use for modulating the Wnt signalling pathway activity and their use as a medicament, preferably for the treatment of cancer.

Abstract: Compounds according to the general formula (I) wherein X1, X2, X3 and X4 independently from each other are N or CR8 wherein R8 may be same or different, and wherein up to 3 of the group X1, X2, X3 and X4 may be N; A is a 5- or 6-membered aromatic or heteroaromtic cycle containing 1 to 3 heteroatoms selected from the group consisting of N, O and S wherein A may be substituted by 1 to 5 substituents R which may be same or different; their solvates, hydrates, and pharmaceutically acceptable salts for the treatment of a disorder or disease associated with an aberrant activation of Wnt signalling in a mammal selected from a cell proliferative disorder, rheumatoid arthritis, increased bone density, aging or age-related disorders and/or diseases or Dupuytren disease (superficial fibromatosis).

Abstract: The present invention relates to compounds having the general formula (I) with the definitions of X1-X3, Y1, Y2, L1, R1 and R2 given below and/or solvates, hydrates, esters and pharmaceutically acceptable salts thereof. Furthermore, the invention relates to the use of said compounds for modulating of the Wnt signalling pathway activity and their use as a medicament, preferably for the treatment of cancer.