The application relates to novel substituted piperidines of the general formula (I) in which R<;SUP>;1<;/SUP>;, R<;SUP>;2<;/SUP>;, R<;SUP>;3<;/SUP>;, R<;SUP>;4<;/SUP>;, W, X, Z, m and n are each as defined in detail in the description, to a process for their preparation and to the use of these compounds as medicines, in particular as renin inhibitors.