The string appears to be a specific filename for a compressed archive created using 7-Zip . Based on the naming convention,
If you found this file on your computer and didn't create it, it is often part of a software installation or a data backup. WinZip Opens & Extracts 7Z Compressed Archive Files CD_LaurB07 and LaurB22).7z
WinZip opens and extracts 7z Compressed Archive Files—and many more formats. 7zip File Compression: Maximizing Storage Space | Lenovo US The string appears to be a specific filename