Novel triazabenzo[e]azulene derivatives of the formula, (I) in which R
1
, R
2
and R
3
have the meanings indicated in Claim
1,
are inhibitors of TGF-beta receptor kinase and can be employed, inter alia, for the treatment of tumours.
式(I)中,R1、R2和R3具有权利要求1所示的含义,是TGF-beta受体激酶的
抑制剂,可用于治疗肿瘤等方面。