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At each point $(x, \, y)$ on a certain curve, the slope of the curve is $x^2 y^2$.

If $y = \cfrac{1}{9}$ when $x=2$, what is $y$ when $x=-1$?

$-\cfrac{3}{34}$

$\cfrac{1}{12}$

$\cfrac{251}{72}$

$-\cfrac{35}{72}$