According to the Logitech Harmony remote database all their universal remotes support the MHZS 33.
http://support.myharmony.com/en/compatibility
Buy one of their remotes, connect it a USB port on your computer and download the remote codes directly to the remote.
http://support.myharmony.com/en/compatibility
Buy one of their remotes, connect it a USB port on your computer and download the remote codes directly to the remote.