A liquid crystal display panel including several first electrode portions, several second electrode portions, and a smectic liquid crystal layer is provided. Also disclosed are a method of preparing the compound and a pharmaceutical composition comprising the compound. Each of the first stimulation data and the second stimulation data includes data encoded according to a same data encoding protocol. The publisher assertion is complete if all publisher assertion parts corresponding to entities in the relationship are present in the directory information tree. The plate may be rotated such that its surface receives light propagated from the beamsplitter at a non-zero incident angle. The method includes establishing a communication connection with a first communication network using a real user credential in a first communication module, utilizing the first communication connection to request the dynamically assigned user credential from a remote management system, and registering a second communication module into the second communication network.