magnet:?xt=urn:btih:1bce2260ce6cef3b4999d11e53906b9cdb10d483&xt=urn:md5:37d5959dc9cb6ed5e99c750e28903ef8&xl=170203056&dn=qt-mac-opensource-4.6.2.dmg&as=https://download.qt.io/archive/qt/4.6/qt-mac-opensource-4.6.2.dmg&tr=http://bt.qt-project.org:6969/announce