Compounds of the formula (I), in which R
1
, R
2
and R
3
have the meanings indicated in claim (
1
), are inhibitors of PDK1 and cell proliferation/cell vitality and can be employed for the treatment of tumours.
Compounds of the formula (I), in which R1, R2 and R3 have the meanings indicated in claim (1), are inhibitors of PDK1 and cell proliferation/cell vitality and can be employed for the treatment of tumors.