Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof for use in the treatment or prevention of hairloss, wherein W, L1, L2, X, L3, Y, R1 and R2 have one of the meanings as indicated in the specification and claims, to pharmaceutical compositions containing said compounds or pharmaceutically acceptable salts thereof, to the use of said compounds or pharmaceutically acceptable salts thereof for the manufacture of a medicament useful for the treatment or prevention of hairloss, to a method of treating or preventing hairloss as well as to a method of stimulating hair growth.

Abstract: The present invention relates to compounds of formula (I) or pharmaceutically acceptable salts thereof for use in the treatment or prevention of hairloss, wherein R1, R2, R3, R4, R5 and R6 have one of the meanings as indicated in the specification and claims, to pharmaceutical compositions containing said compounds or pharmaceutically acceptable salts thereof, to the use of said compounds or pharmaceutically acceptable salts thereof for the manufacture of a medicament useful for the treatment or prevention of hairloss, to a method of treating or preventing hairloss as well as to a method of stimulating hair growth.

Abstract: The present invention relates to compounds of formula (Ia) or (Ib) or pharmaceutically acceptable salts thereof for use in the treatment or prevention of hairloss, wherein Ra, Rb, Rc, Rd, Y1, Y2, Y3, Y4, Y5, Z, R1, R2, n and R3 have one of the meanings as indicated in the specification and claims, to pharmaceutical compositions containing said compounds or pharmaceutically acceptable salts thereof, to the use of said compounds or pharmaceutically acceptable salts thereof for the manufacture of a medicament useful for the treatment or prevention of hairloss, to a method of treating or preventing hairloss as well as to a method of stimulating hair growth.