Disclosed herein is a compound of the formula therapeutic methods, compositions, and medicaments related thereto are also disclosed. A reverse link channel is allocated to be a shared acknowledgement channel for receiving acknowledgement information. The stem is designed to accommodate valving portions or \u201cpoppets\u201d that can be assembled by hand, without need for special tooling. In the encoding and decoding apparatus, a block size of a motion compensation block is smaller than a block size of the macroblock, a block size of a motion compensation block is larger than a block size of a transform block, and a coded motion compensation error of each of two adjacent motion compensation blocks located inside the same macroblock is zero. In the TAB tape, the second wiring pattern includes an insulating material filled in a groove region where no wiring pattern is formed around wiring patterns of the second wiring pattern.