Wohoo, first rate on the Smog. But anyway, here's mah rate.
Firstly, as an avid Swamp user, I would suggest you change your EV spread to 236 HP/216 Def/56 SpA. Now I know you are staring at this thinking wtf mate?!?!!?, but 236 HP hits 400 HP, which is quite bulky, and reaches maximum lefites...