The present invention provides thieno[2,3-c]pyrrol-4-one compounds that inhibit activity of extracellular-signal-regulated kinase (ERK) and may be useful in the treatment of cancer.本發明提供噻吩并[2,3-c]吡咯-4-酮化合物,其可抑制細胞外信號調控激酶(extracellular-signal-regulated kinase;ERK)之活性及可用於治療癌症。