/usr/share/cli-common/packages.d/libantlr2.7-cil.installcligac is in libantlr2.7-cil 2.7.7+dfsg-6ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | /usr/lib/cli/antlr-2.7/antlr.astframe.dll
/usr/lib/cli/antlr-2.7/antlr.runtime.dll
|