Compounds of the formula (I) and pharmaceutically acceptable salts thereof, wherein X 1 , X 2 , X 3 , X 4 , X 5 , X 6 , X 7 , R 1 , and Q 1 are defined herein, inhibit the IGF-1R enzyme and are useful for the treatment and/or prevention of hyperproliferative diseases such as cancer, inflammation, psoriasis, allergy/asthma, disease and conditions of the immune system, disease and conditions of the central nervous system.本發明係有關一種下式化合物;I;及其醫藥上可接受之鹽類,其中X1、X2、X3、X4、X5、X6、X7、R1與Q1如本文中定義,其係抑制IGF-1R酵素,且適用於治療與/或預防過度增生性疾病,如:癌症、炎症、乾癬、過敏/氣喘、免疫系統疾病與病症、中樞神經系統疾病與病症。