magnet:?xt=urn:btih:45a9461b9e002531c7140849664bcd19f78eb9bd&xt=urn:md5:9cd73e08b9dae61183468a7d10fd14d5&xl=40&dn=5.12.1-0-201901300519qtimageformats-Windows-Windows_10-Mingw73-Windows-Windows_10-X86_64.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/windows_x86/desktop/qt5_5121/qt.qt5.5121.win64_mingw73/5.12.1-0-201901300519qtimageformats-Windows-Windows_10-Mingw73-Windows-Windows_10-X86_64.7z.sha1&tr=http://bt.qt-project.org:6969/announce