Diamine compound containing specific triazine group, polyamic acid obtained by reacting the diamine compound and tetracarboxylic dianhydride, and liquid crystal alignment film obtained by coating and imidizing the polyamic acid. The pay-per-view portal permits customers to search for pay-per-view programs and provide search results that include related content to pay-per-view programs including related videos, articles, biographical summaries, stats on players or fighters, and images. The main surface portion is configured to receive the rod bearing. The first and second sampling orders in even the even frames are different from the sampling orders in the odd frames.