Provided herein are novel compounds and pharmaceutically acceptable salts thereof that are liver X receptor modulators. In a first aspect of the invention, at least one spectral energy pattern can be applied to a crystallization reaction system. System information relating to a particular customer’s computer can be stored for subsequent reference. The housing has a shape allowing the housing and a surgical device to be accommodated together within an insertion tool used to insert the housing into the patient. In three-dimensional configurations, a plurality of unit cells are arranged as tiles in the same horizontal plane with the base points of each cell connected to the base points of adjoining cells, thereby forming a horizontal layer.