/usr/lib/x86_64-linux-gnu/libunity-control-center.so.1 is in libunity-control-center1 15.04.0+16.04.20160413-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/x86_64-linux-gnu/libunity-control-center.so.1.0.0