The invention relates to a compound of formula (I)
wherein A1 and R1 to R5 are defined as in the description and in the claims. The compound of formula (I) can be used as a medicament.
The invention relates to a compound of formula (I)
wherein A
1
and R
1
to R
5
are defined as in the description and in the claims. The compound of formula (I) can be used as a medicament.