Here's a few ideas to get you started if you're looking for things to use:
Hail and Sandstorm gives chip damage, which you will sorely need.
Aurora Veil and Safeguard is also important.
Priority moves, while not doing that much damage, is also a source of chip damage.
Lowering Gard's stats is also extremely useful.
Get rid of the side mons as quickly as possible.
While she has perfect neutral coverage, there are still quite a few mons that can withstand neutral attacks. My personal favourite is Araquanid.
Redirection is extremely useful too, especially if you think that the