The present invention have the general formula (1) (Wherein the groups R 4 ~R 7 and units W, L, Q a and Q H are as defined in claim 1) Compounds (such as are suitable for the treatment of diseases characterized by excessive or abnormal cell proliferation) comprising their use as drugs with properties and above.本発明は一般式(1)(式中、基R4~R7並びに単位W、L、Qa及びQHは請求項1に定義されたとおりである)の化合物(これらは過度又は異常な細胞増殖を特徴とする疾患の治療に適している)及び上記性質を有する薬物としてのそれらの使用を含む。