Compounds having the formula (I) wherein R1, R2, R3, R4, R5, R6, R7, A, E and n are as described herein, compositions including the compounds and methods of using the compounds as fatty-acid binding protein (FABP) 4 and/or 5 inhibitors for the treatment or prophylaxis of type 2 diabetes, atherosclerosis, chronic kidney diseases, non-alcoholic steatohepatitis and cancer.