/usr/lib/libmythes-1.2.so is in libmythes-dev 2:1.2.2-1ubuntu2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/libmythes-1.2.so.0.0.0
/usr/lib/libmythes-1.2.so.0.0.0