: The (2) in the filename indicates this is a duplicate download on your system. Windows adds this suffix when you download the same file into a folder where a file with that name already exists.
: Because this is part01 , it contains the Master File Table for the entire archive. You cannot extract the full content without having all subsequent parts (part02, part03, etc.) in the same folder. sc23062-MESOWDE.part01 (2).rar
While the exact contents depend on the source, the "sc23062" prefix and "MESOWDE" suffix often appear in scene releases or specialized datasets. Here are a few technical characteristics of this specific file type: : The (2) in the filename indicates this