The invention relates to compounds corresponding to formula (I):in which X, Y, U, A, B, W, Z, R1 and R2 are as defined in the description.Method of preparation and application in therapeutics.本發明係關於對應於式(I)之化合物:其中X、Y、U、A、B、W、Z、R1及R2係如說明書中所定義。本發明亦關於製備方法及治療應用。