The present invention encompasses compounds of general formula (1), wherein R
1
to R
4
are defined as in claim
1
, which are suitable for the treatment of diseases characterised by excessive or abnormal cell proliferation, and their use for preparing a medicament having the above-mentioned properties.
The present invention encompasses compounds of general formula (1)
wherein
R1 to R4 are defined as in claim 1, which are suitable for the treatment of diseases characterised by excessive or abnormal cell proliferation, and their use for preparing a medicament having the above-mentioned properties.
The present invention encompasses compounds of general formula (1), wherein R1 to R4 are defined as in claim 1, which are suitable for the treatment of diseases characterised by excessive or abnormal cell proliferation, and their use for preparing a medicament having the above-mentioned properties.