QQ facing hard preflop decision

[Suwalski]

CO is a huge donk and is 40/12/1.2
BB is a 21/17/4 regular.
I have been playing 22/19/4.

I think that BB knows that i will try to isolate against CO with a wide range of hands.

Party Poker - No Limit Hold'em Cash Game - $1/$2 Blinds - 6 Players - (LegoPoker HH Converter)

SB: $179.12
BB: $200.00
UTG: $121.80
MP: $338.86
CO: $293.84
Hero (BTN): $214.65

Preflop: Hero is dealt Q[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/club.gif[/img] (6 Players)
2 folds, <font color="red">CO raises to $6.00</font>, <font color="red">Hero raises to $22.00</font>, SB folds, <font color="red">BB raises to $70.00</font> CO FOLDS

Pot Size: $99.00

What to do?